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Karaoke circuit board

  • Karaoke circuit board. Get it as soon as tomorrow, 8 Apr. 3 Easy Steps On How To Use the BP1K For Karaoke. AED59999. Twentieth Century Fox Film Corp. Try plugging in another appliance that you know is working to see if power is coming to the outlet at all. 23, 37 (2003), the 9th Circuit panel said the statutory reference to the "origin of goods" must "refer to the producer of the tangible goods that are offered for sale, and not to the author of any idea, concept, or communication SKU: SPA124 (UPC: 058465818883) SPA124. 15 reviews. Best Powerful: Mackie Mix Series, 8-Channel Compact Mixer with Studio-Level Audio. M. Onboard 3. Printed Circuit Board Design • Textbook Reading Assignments 1. Rubbing away the top oxide layer. Secure each of the jack inputs into place using the small nuts that come with them. (626) 279-6899. daraz orderDigital karaoke amplifier volume circuit:How to order from darz Jun 24, 2020 · Step 1: Create Or Find A Circuit Diagram. Tweet. two 4440 ic along with heat sink and 7805 will be provided soldered on-board. com Echo sound circuit diagram / electro music com view topic pt2399Amplifier power 300 layout circuit board pcb elektor printed watt 300w pa300 audio transformer ponent component track 1995 fig side. Save money. potentiometers will be soldered by ribbon cables). First you will need to add 4 holes into the side section of the case. : (Pieces) 100-2,999 3,000+ FOB Unit Price: US$ 5. DipTrace – Best Easy-to-use Advanced PCB Design Software. P: ₹359. Just locate and enter your Singing Machine model number or part number into the search bar above to find Apr 2, 2022 · Video Details:- Karaoke Eco Mic Delay Circuit BoardKeep Supporting Like & Share Video & SUBSCRIBE CHANNEL It's Free 😃My Tripod:-Digitek DTR 455 LT Tripod Below is a diagram of the typical setup for a karaoke system: 1. A pre-assembled amplifier board or module is a great alternative to starting from scratch. Phone: (626) 600-5366 PCB is an acronym for printed circuit board. We have a range of car audio amplifiers including 4 channel and 5 channel amps depending on how many speakers and subwoofers the car has. TVserviceParts is one of the largest Singing Machine electronics parts distributors. NI Multisim Live lets you create, share, collaborate, and discover circuits and electronics online with SPICE simulation included. Luckily, with a few potentiometers and an op-amp, you can make your own Karaoke machine! At the heart of a mixing circuit is a basic summing circuit. MK140. Mar 21, 2019 · Citing the Supreme Court's analysis of the Lanham Act in Dastar Corp. The circuit also extends a 12VDC source that can connect auxiliary devices such as decoding circuit, wireless MIC, USB receiver Bluetooth … more convenient to use. 4440 ic is a reputed ic which provides unmatched sound quality for a long time. The flow of signals helps to receive, transmit, or translate signals to a mechanical function. , Ltd. APPLICATIONS OF PT2399 IC. This involves determining which electronic components are needed and how they should be connected. In Stock. ₹149. Aug 26, 2023 · Karaoke configurationsKaraoke system setup diagram mixer set speakers laptop active audio theater speaker microphone tv diagrams board cable wire player circuit Audio effect circuit page 3 : audio circuits :: next. PT 2399 / OK339 amplifier volume circuit karaoke. IPHOENIX TECHNOLOGY CORP. zoomkaraoke. 2. 5. Karaoke Machine: This is the central component of the setup. (58% off) FREE delivery Sun, 12 May on ₹499 of items fulfilled by Amazon. If you end up with finding this video helpful then a SUBSCRIPTION to our channel will be II. due to the presence of onboard bridge circuit, you can connect . Crisp Sound with 12 Watt Hi-Lo Frequency Stereo Speakers. Blue LED power indicator. If connects with singlechip, only connect the Power Ground and two I2C communication cable. Appearance Size: 117*53mm. The PT2399 performs low distortion (THD<0. Downloads Damn good start. Steps: 1. v. 0, Supports BT/USB/TF Card/Aux for Home, Party, Events. Limited time deal. So you need a circuit diagram. com FREE DELIVERY possible on eligible purchases (Printed Circuit Boards) • Topics 1. Build A Great Sounding Audio Amplifier With Bass Boost From The Lm386. KARAOKE Mixer; CD/DVD Player/Recorder; Multimedia TV My Channel talking about creative stuff broken removed from the computer, the TV interviews Phone Manh papers, radio, such as Resistance, Transistor, Diode z Aug 26, 2023 · Shapoky pt2399 karaoke reverb board single audio preamp circuit board Karaoke mixer reloaded Karaoke circuit electronics page2 Tone Control Karaoke Gerber, Schematic, Layout - Electronic Circuit 基于2sc5200&2sa1943的1000w功放 Echo circuit diagram karaoke microphone schematic integrated circuits audio wiring gr next amplifier Karaoke -OK339 karaoke microphone echo circuit uses dual sources from 12V to 15V, available bridge diode, so you can use AC or DC. 5mm audio interface. Premium quality circuit board, Made of Keltron best quality capacitor; Input Supply 18-0-18 volt OR 24-0-24 , 5 Amp NOTE : Do not connect with 12-0-12 volt Mar 20, 2018 · Sanded surfaces also allow the image from the paper to stick better. karafunbar. Looks like you are using a 9v battery. Knob Spacing: 24mm. Full Feature Projector - Movie Time & Streaming Content Anywhere. LM386N-3: 0. I don’t think I see a rail splitter circuit so that must mean the op amps are biased 1/2 VCC. 0 100W-300W Subwoofer Karaoke Amplifiers Car Amplifier Board(EU Plug) Model #: AGCC-2356428 Item #: 9SIBFYMK5N9413 May 19, 2024 · 3. No matter what kind of input method, you can always find a method that suits you. If you own an Amazon Fire TV Stick, there's a fun way you can use it for karaoke: Press the mic button on your Fire Stick remote and say, "Alexa, play Karaoke Night. 5Vrms) and low noise (No<-90dBV) characteristic for audio purpose, and pin arrangement and application circuit are optimized for easy PCB layout and cost saving advantage. The audio processing device comprises a core mainboard, an audio digital board and an audio analog circuit which are connected in sequence; the audio digital board comprises an audio bus module, an FPGA chip and a delay network audio circuit; the delay network audio circuit is Bluetooth Power Amplifier Board FM Bluetooth 5. True Karaoke Experience on the Go with Microphone Input! Stream & Up to 100" Screen Projection. Dec 12, 2023 · EasyEDA – Best Browser-Based PCB Design Software. KaraFun is the best online karaoke. $49 (USD) / month. - • • What you should be able to do after this module 1. * "In 'Duets', one such hustler is Ricky Dean (Huey Lewis), who takes time off from the karaoke circuit to attend the funeral of his ex-wife, where he meets his estranged daughter (Gwyneth Paltrow). The audio processing device comprises a core mainboard, an audio digital board and an audio analog circuit which are connected in sequence; the audio digital board comprises an audio bus module, an FPGA chip and a delay network audio circuit; the delay network audio circuit is electrically connected with the FPGA chip, and the FPGA chip Package : 1 x Audio Amp Board (all connections will be provided as shown in the picture. business. due to the presence of onboard bridge circuit, you can connect Aug 10, 2023 · Check Details 70 watt stereo amplifier circuit. S. 6. Karaoke circuitMicrophone preamplifier [140101] Yin huang a-888 amplifier karaoke circuitMaster electronics repair !: national panasonic rq 92 karaoke system. Connectivity. Recording with mobile Mar 6, 2010 · The cause could also be the actual electrical outlet itself. Buy Audio Amplifier circuit boards online at best price on Electronic Spices Store Amplifier Classification. com FREE DELIVERY possible on eligible purchases The bottom-half of the circuit is dedicated to the PT2399 IC and its low-pass filter components. The ECHO KARAOKE circuit uses an Echo ic PT2399 used for candy speakers with a single 12V source used for a pretty good singing circuit, you can also try it. 93. Many of the green-coloured Mylar capacitors also fit easily. The updated version of the KEiiD karaoke receiver means much more power, and better performance and it has perfect sound quality. Oct 28, 2023 · Karaoke page1Karaoke circuit electronics microphone but Karaoke circuitKaraoke diagram. You can use software like EasyEDA, KiCad, or Altium Designer to create the schematic diagram. Electronic Spices TG113 Bluetooth Speaker Circuit Board Module Pack of 1pcs. Speaker Circuit Olivia A S Make It. 00 Watts. Cancel anytime. Before you start drawing wires and stuff, you need to know what circuit you want to build. Yamaha MG06X Karaoke Mixing Board 6-Channel Mixing Console Max. SKU: CE-M0162 Nov 22, 2019 · Buy Taidacent Karaoke Board PT2399 Reverbe Circuit with AD828 Preamp Effect Microphone Board Microphone Mixing Board for Electret/Dynamic Microphone: Amplifiers - Amazon. Class A Amplifier Class B Amplifier Class AB Amplifier Class C Amplifier An audio power amplifier (or power amp) is an electronic amplifier that amplifies low-power electronic audio signals, such as the signal from a radio receiver to a level that is high enough for loudspeakers or Single Power Supply Karaoke Board PT2399 Reverberation AD828 Audio Mic Preamp Circuit Board Mixer Karaoke Amplifier $4. Fulfilled by Amazon - FREE Shipping. The components used, and their configuration on the PCB, will depend on the specific function of the circuit. May 20, 2024 · This 60+ page thread on the phenomenal DIY guitar pedal message board DIYStomboxes is a textbook example of what it takes to deal with a lot of issues on the way to perfection. Read Review. This neat little karaoke circuit will remove the vocals from most songs so you can add your own lyrics. Might get a popping sound on power up. Output Channel:Two Channels. Karaoke Kit – VEMK140. Hooks up between your CD-player, MP3-player or any other line-level source and your amplifier RCA input and output jacks and a 1/4″ ( 6. A simple method to check the signal levels is to connect the Scope input AI 0 to the output of the right-channel op amp (pin 6) and input AI 1 to the output of the left-channel op amp, (pin 6). In the picture above, there are traces that electrically connect the various connectors and components to each other. STEP 3: Transfer the PCB Print onto the Copper Plate. Before you can build a circuit board, you need to design the schematic for your specific project. You can either find one that someone else has made, or you can design your own from scratch. Mar 20, 2024 · A circuit board (or Printed Circuit Board (PCB)), is an essential electronic component that serves as a foundation for mounting and interconnecting various electronic components. Min Order: 1 piece. " It Best Karaoke in Circuit Makati, Makati, Metro Manila, Philippines - Music Platinum Family KTV, Centerstage Family KTV and Resto Bar, MegaPro PLUS Family KTV & MEGA SHABU SHABU Restaurant, Celebrity Lounge Family KTV and Restobar, KPub BBQ Meat-All-You-Can, Top Grille KTV, Mama V Restaurant Home Theater PCB Circuit Board Karaoke Speaker System PCB Board for Karaoke Speaker. 1 µF/100 V metallised polyester-film capacitors. ) Granted Application number CNA2007800000372A Other languages Chinese (zh) May 18, 2023 · Digital audio river board with two mic and puts that feed into a PT 2399 microphone preamp, as well as stereo auxiliary input. Or fastest delivery Today. The reddish coloured components are the 0. Circuit karaoke amplifier simulation accompaniment diagram seekic Feb 12, 2023 · Hey, welcome to our YouTube channel. circuit board karaoke display panel slim accompaniment tone Prior art date 2006-03-17 Legal status (The legal status is an assumption and is not a legal conclusion. Single Power Supply Karaoke Board PT2399 Reverberation AD828 Audio Mic Preamp Circuit Board Mixer Karaoke Amplifier No reviews yet Shenzhen Miduomei Technology Co. due to the presence of onboard bridge circuit, you can connect YS-T50L bluetooth 5. This karaoke version has been produced by Zoom Karaoke and the recording rights are owned and controlled by Zoom Entertainments Limited - www. It is responsible for playing the karaoke tracks and displaying the lyrics. See our subscription plans. 63 - $8. One cool thing about this circuit is that there’s no limit to the number of channels you can add. 30 Day Replacement Guarantee. Apr 1, 2020 · The two transistor MIC amplifier circuit is isolated into three sections: Condenser mic, audio amplifier and loudspeaker. Then remove the soldering iron tip from the joint. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed. Meaning input and output are capacitively isolated. Purchase Qty. They could either be bad or they could be inserted incorrectly. due to the presence of onboard bridge circuit, you can connect May 6, 2023 · Buy Vangoa Karaoke Machine for Adults and Kids, with 2 Wireless Microphones, Portable Bluetooth Singing Karaoke Speaker, LED Lights, Supports AUX/USB/Type C/TF Card, PA System for Party Home Activities: Portable Systems - Amazon. Thanks for watching our video. A PCB allows signals and power to be routed between physical devices. 3mm) microphone jack, fits most microphones. Nov 19, 2023 · Karaoke circuit schematic mixer figure. This board is completely made in India and manufactured completely by TECH AND TRADE SOLUTIONS. Apr 28, 2021 · How to make Home Karaoke Volume Controller music Echo and wireless microphonePCBA from $0(Free Setup,Free Stencil), Register To Get Coupons Here:https://jlcp Feb 2, 2023 · Speaker Short Circuit Protection Circuits Electronics Projects. Editors' Choice. Double-Sided PCBs – A double-sided PCB has two copper layers on both sides of one substrate layer. Its primary functions include providing mechanical support, facilitating electrical connections, and enabling the integration of multiple components into a compact and Shop for Mic Circuit Board at Walmart. Start Karaoke lII. Net Weight: 75g. Single-sided boards are built for use in simple electronics and are also great for prototyping tasks. Heat them for a second or so before you apply solder. Advanced interface customization. 120. The Echo Base PT2399-based circuit incorporates an LFO (low frequency oscillator) for delay length modulation as well as some other nifty features. Karaoke (/ ˌ k ær i ˈ oʊ k i /; Japanese: ⓘ; カラオケ, clipped compound of Japanese kara 空 "empty" and ōkesutora オーケストラ "orchestra") is a type of interactive entertainment system usually offered in clubs and bars, where people sing along to pre-recorded accompaniment using a microphone. 6. Feb 1, 2012 · There is a small board containing a number of op-amps together with amplifier sections that comprise the analog hardware. 7 years ago. Jul 29, 2011 · Karaoke circuits that remove the vocal component require the left and right signals be matched in amplitude. 3. Buy Vcare Speaker Board, 5V-12V Bluetooth Amplifier USB AUX Card Wireless HI-FI Module FM Transmitter Electronic Hobby Kit for Rs. Karaoke mixer. A good speaker circuit board for portable karaoke is also needed for clear audio in cars. R. Mar 6, 2023 · Full video of unwrapping the product from Home Together mall on shopee Package : 1 x Audio Amp Board (all connections will be provided as shown in the picture. 52451576. More Free Choices. Address: 161 South 8th Avenue City of Industry, CA 91746 USA. If the karaoke machine is battery-powered, you will need to check the batteries. Karaoke r17 chooses adjusts invertedKaraoke diagram Karaoke microphone page1Karaoke setup system diagram mixer speakers laptop active audio set speaker theater microphone tv cable component circuit diagrams player board. co. ZK-502A Bluetooth Audio Digital Power Amplifier Board Module 2. These amp boards are designed by highly capable engineers and assembled via Jul 2, 2018 · 4. Specification: Model: OK339; Chip type: PT2399 Karaoke systems can be a ton of fun, but they also tend to be pricey. 8 yrs CN Jun 15, 2023 · Mic echo circuit diagram Circuit echo karaoke integrated gr next above click size Echo sound circuit diagram Circuit mic schematic Tone control mixer stereo microphone line circuit mic active schematic audio amplifier amp op schematics diagram circuitdiagram pcb layout boardMixer karaoke echo sound effect nkr fpvracer lt banggood seller Pin on Apr 10, 2020 · A very basic printed circuit board is a flat, rigid, insulating material that has thin conductive structures adhering to one side. Best Karaoke in Circuit Makati, Makati, Metro Manila, Philippines - Music Platinum Family KTV, Centerstage Family KTV and Resto Bar, MegaPro PLUS Family KTV & MEGA SHABU SHABU Restaurant, Celebrity Lounge Family KTV and Restobar, Top Grille KTV, KPub BBQ Meat-All-You-Can, Mama V Restaurant Package : 1 x Audio Amp Board (all connections will be provided as shown in the picture. I recommend starting with something simple. Design a printed circuit board using modern CAD tools 3. 7 Circuits. Check Details. Jul 3, 2019 · Microphone Input: 2. Sep 30, 2021 · 【Bluetooth & 3. Fusion 360/Eagle: Best Free PCB Design Software for Mac & Linux. com Our complete solution to manage your karaoke box venue. When you have enough solder, remove the solder wire. At the same time, this power amplifier board has a 3. 5mm AUX audio input interface. Volume Control Circuit For Speaker Step By Guide To Enjoy Your Music. LM386N-4: 1. 0 out of 5 (0) ECHO mic circuit board karaoke board High Quality. Speaker Circuit Board For Portable Karaoke (88 products available) MODORWY 20% off sample discount Buy 10 get 1 free Speaker Circuit Board Metal Mesh For Speakers. Adjust sound: adjust the sound volume of mike and the reverberation to suitable level. Measure, mark and drill the holes for each of the jack inputs. If one of these circuits is out of phase with the other, then the adder circuit becomes a subtraction circuit--just what we need to complete our Karaoke circuit. Long, thin rectangles function as interconnections (i. Wireless Karaoke 1. Upverter – Best PCB Design Software for Students and Education. Vcare Speaker Board, 5V-12V Bluetooth Amplifier USB AUX Card Wireless HI-FI Module FM Transmitter Electronic Hobby Kit at best prices with FREE shipping & cash on delivery. ph/microphone-amplifier-board-Karaoke-reverberation-board-i. Supply power: Hold “ ” button to start the product. karafun. The main purpose of the board is to amplify the microphone or guitar input while an anti-aliasing low-pass is provided. These conductive structures create geometric patterns consisting of, for example, rectangles, circles, and squares. Part# 320-2000. Nov 15, 2020 · heres the link on where you can buy the mixer https://shopee. Dbx Driverack Venu360 3in6out Dsp Digital Karaoke Mixer Echo Audio Processor Circuit Board Supports For Effective Growing , Find Complete Details about Dbx Driverack Venu360 3in6out Dsp Digital Karaoke Mixer Echo Audio Processor Circuit Board Supports For Effective Growing,Digital Effect Audio Processor,Digital Effect Circuit Board,Digital Karaoke Mixer Echo Effects Processor from Supplier or It is a upgraded version of 2n3055 circuit board with more power and sound quality; Included Preamp Circuit for MIC, Fully assembled with MIC port, Preamp Circuit, exactly as in image. Over 59,000 karaoke songs, with studio quality, at home or on the go. Solving the circuit equations yields V out = -(Rf/R 1)(V left + V right). This product can be powered by DC 12-24V or AC 5-12V, and can be directly used in various. 5mm AUX】 The ZK-MT21 power amplifier board uses Bluetooth 5. These components are typically soldered onto the PCB and are interconnected by the copper tracks to form the circuit. Karaoke circuit electronics page2Circuit karaoke input left electronics roughly This makes the echo & reverb box more versatile and open. MSRP: $49. Simple Speaker Delay Circuit Eleccircuit Com. Features: power supply: 5VFrequency range: 76-108MHZPCB size: 31*30mmWith reverse polarity protection This circuit uses the power of three 4440 ics to make a powerful home theatre circuit board. Date Created. 2 Mic / 6 Line Inputs (2 mono + 2 stereo) 1 Stereo Bus “D-PRE” mic preamps with an inverted Darlington circuit High-grade effects: SPX with 6 programs XLR balanced outputs PAD switch on mono inputs +48V phantom power Metal chassis Dimensions (W×H×D): 149 mm x 62 mm x 202 mm Opcious. 4. Sharing is caring, show love and share the product with your friends. nodal point Z. Their relatively affordable prices make them one of the common circuit boards used by students and hobbyists. e. 699 online. Step 1: Design Your Circuit Schematic. We carry thousands of Singing Machine OEM replacement parts and accessories, including circuit boards, remotes, ice makers, motors, filters and much more. , 539 U. 700 Watts. It has independent volume con A circuit board allows electric signals to flow in particular conductive paths called traces from one component to the next. It is a board that has lines and pads that connect various points together. 0, and its transmission distance can reach 49 feet (without obstruction). Printed Circuit Board Construction 2. 1,571. Private karaoke rooms to sing and party! www. Condenser microphone is really a type of capacitive sound sensor (audio transducer) that will switch the sound (audio) signal directly into electrical impulses. Note: 1. The machine often includes a built-in CD player, USB port, and microphone inputs. 4 yrs CN A person singing karaoke in Hong Kong ("Run Away from Home" by Janice Vidal). com. Apr 24, 2020 · Put the tip of the iron on the pad so that it heats both the leg of the component and the pad of the circuit board. 1 Audio Amplifier Board 50W×2 with Front-End High-Bass Adjustment Stereo Digital Amplifier Module Board. Oct 13, 2021 · The microphone board adopts the karaoke special chip PT2399, the patch technology, the performance is stable, the microphone board front and rear stage amplification adopts the AD828 enthusiast-level operational amplifier chip, through the jumper cap setting, the electret microphone microphone and the moving coil microphone can be used. Their lead spacing is 5-holes and they fit easily without any lead bending. There are three varieties of the LM386, each with different output power ratings: LM386N-1: 0. Specifications: Feb 17, 2023 · 5 Volume china circuit board. Tags. 184 reviews. Only Genuine Products. Describe the fabrication process of a PCB 2. As with other bar sports (ie, pool, darts, horse, etc), the karaoke-for-money game is rife with hustlers. Keep the iron on the joint while you add solder. , the equivalent of wires), and various Oct 19, 2023 · Studio Grade Preamp as the best DJ mixer boasts studio-grade discrete class A D PRE preamps with an inverted Darlington circuit, delivering rich, natural bass and crisp, soaring highs. Build the Op Amp adder using three 10 k resistors and another TL021IC. 2520 Merced Avenue, South El Monte, California 91733, United States. Understand the signal integrity issues Package : 1 x Audio Amp Board (all connections will be provided as shown in the picture. Wireless connection: enable the wireless of mobile phone, click to connect, successful connection if prompt tone is produced. In order to maximize the dynamic range of the on-chip Z8 A/D, the gain and offset controls are also allowed. Live better 3X DC 12V 24V PT2399 Digital Microphone Audio Amplifier Board Karaoke Plate Reverb Preamplifier Apr 4, 2015 · The chip has options for gain control and bass boost, and it can also be turned into an oscillator capable of outputting sine waves or square waves. It's easy to understand how a circuit board works if you know the components that make up a power board. LibrePCB – Best Open Source PCB Design Software. Add a suitable power supply, an enclosure (if required), along with the associated controls and interconnectivity, and you're ready to go. Method 1: Iron on Glossy Paper Method (For Complex Circuits) Transfer the printed image (taken from a laser printer) from the photo paper to the board. FM chip module TEA5767. These electrical impulses tend to be far too weak it is ECHO mic circuit board karaoke board High Quality. 99. This circuit has no tags currently. Check Price on Amazon. 05. PAM8403 2 Channel USB Power Audio Amplifier Module Board 3Wx2 Volume Control. The updated Stereo Receiver has a TI chip that gives you more power and less heat. Precise Sound Control board with 3-Band EQ: Experience maximum sound control with 3-band EQ and high-pass filters, effectively eliminating unwanted noise and Jan 19, 2024 · Circuit board components are the individual elements that make up the circuit on a PCB. With 8 channels of Mackie's world-class Onyx mic preamps and an ultra-low noise floor, this mixer is perfect for the most demanding live sound and studio applications. 1185251866?sp_atk=6d4f25a2- JYX Karaoke Machine with 2 Wireless Microphones, Portable Speaker System with TWS, FM, REC, Subwoofer, Rechargeable Battery, Bluetooth 5. The application relates to an audio processing device, a karaoke circuit board and a television all-in-one machine. 325 Watts. 179: Amplifier Circuit Board Professional Fp20000q 4 Channel 4000 Watt Audio Amplifier Karaoke, Find Details and Price about Amplifier Karaoke Karaoke Amplifier from Amplifier Circuit Board Professional Fp20000q 4 Channel 4000 Watt Audio Amplifier Karaoke - Guangzhou Xinbaosheng Audio Equipment Co. 0 Stereo Dual Channel 50W + 50W. grArduino karaoke prank machine. 5%@0. KEiiD Karaoke Amplifier Receiver. This circuit board contains an onboard bridge rectifier circuit. Ultra Portable Karaoke System. 17 US$ 1. Amplifier balanced topsideBalanced microphone preamp circuit » circuitszone. Nov 8, 2021 · The receiver is quite large and bulky. Frequency Response Range: 25Hz-17KHz. Use This Circuit And Make Speaker Bluetooth. fu la rc of zx qr ai ah mj km