Best Diy Audio Amplifier

SaleBestseller No. 1
Bluetooth Power Amplifier Board with Subwoofer 2.1 Channel 50W×2+100W, 12V-24V Audio Power Amplifier Module with Treble and Bass Control for DIY Bluetooth Audio and Store Home Theater
  • 【Bluetooth & 3.5mm AUX】 The ZK-MT21 power amplifier board uses Bluetooth 5.0, and its transmission distance can reach 49 feet (without obstruction). At the same time, this power amplifier board has a 3.5mm AUX audio input interface. No matter what kind of input method, you can always find a method that suits you.
  • 【Treble and bass adjustment】If you are tired of power amplifiers with only a single volume knob, then you feel right, because you have further requirements for audio. By adjusting the high and low frequency knobs of ZK-MT21, you can make the sound more layered and make the bass more shocking.
  • 【High compatibility】The DC adapters on the market (plug specification 5.5mm*2.1mm) basically can meet the needs of the ZK-MT21 Bluetooth power amplifier board. If your existing DC power plug is not 5.5mm*2.1mm, there is no The problem is because we have included a DC conversion plug in the product.
  • 【Protection function】ZK-MT21 Bluetooth power amplifier board has multiple protection mechanisms to ensure its safe operation. It has short-circuit protection, over-current, over-heat, and anti-reverse protection. When an overload occurs, the device reports the fault condition to the processor to protect itself from damage
  • 【7 * 24 Hours After-sales Service】 Paying Attention To Customer Experience And Satisfying Customers Is Our Service Tenet. If You Have Any Questions About The Product, or The Product Has Quality Problems, Please Contact Us At Any Time, We Will Give You A 100% Satisfactory Answer
Bestseller No. 2
MakerHawk 2pcs Blue Tooth Audio Receiver Board B T 5.0 Stereo Audio Amplifier 3.7-5V Car Speaker Amplifier for DIY
  • Decoding Format: WAV+APE+FLAC+MP3 lossless decoding, stereo output.
  • BT5.0-Audio: Genuine 5.0 Blue tooth audio decoding chip. Supports incoming voice calls and can be used as a computer sound card.
  • Transmission Distance: 15m transmission under barrier-free environment.
  • Application: With the basic functions of B T5.0 Audio, long-distance transmission, lossless sound quality, Blue tooth 5.0 is backward compatible with Blue tooth 4.2, 4.1, 4.0.
  • Choose between USB power supply and battery power supply: This product has a discharge function and can be powered by a USB power supply. Note: If the USB is suddenly disconnected during playback, Blue tooth will automatically restart, automatically connect and maintain the previous playback state (Note: The product cannot be charged)
SaleBestseller No. 3
Kinter MA170+ 2-Channel Auto Home Cycle Arcade DIY 2 x 18 W Mini Amplifier Bass Treble RCA Input Audio Mini Amplifier with 12V 3A Power Supply Black
  • Adjustable bass and treble for lifelike sound
  • Pulsating LEDs change color
  • Extruded aluminum housing with mounting tabs great for Arcade Sound
  • RCA Left and Right inputs
  • INCLUDES 12V 3A POWER SUPPLY
Bestseller No. 4
Audio Amplifier Board, DROK 5W+5W Mini Amplifier Board PAM8406 DC 5V Digital Stereo Power Amp 2.0 Dual Channel Class D Amplify Module for Speaker Sound System DIY
  • Parameters: DROK audio amplifier board working voltage is DC 5V, output power is 5W (2Ω 5V)/3W (4Ω 5V) / 1.8W (8Ω 5V). Input method is monaural input.
  • Artificial Material: this New-designed mini power amplifier is made of noble black immersion gold circuit board, imported KEMET speaker capacitor, large-capacity filter capacitor for channels. Besides, we customized black copper terminal blocks and gold-plated audio input terminal blocks for this new amplifier module.
  • High Performance: the digital amplifier module is with high efficiency of over 90%, general harmonic distortion noise is less than 10%, low quiescent current and noise suppression.
  • Safe Protection: the class D dual-channel amp board is designed with input reverse connection protection, short circuit protection, over heat protection; what's more, EMI is allowed to pass.
  • Additional Function: it is available to connect amplifier type to choose different function (MODE: high electricity level is Type D, low electricity level is Type AB. Factory defaults high electricity level); available to add an external Shutdown (SD: the chip will be Shutdown at low electricity level, factory default high electricity level.
Bestseller No. 5
Dasiter OCL Amplifier Board Kit Dual 100W High Power Two-Channel Pure Final Stage DIY Audio Stereo Amplifier Module Parts
  • Circuit Board Size: Glass Fiber Board 22.4cm*7cm, Working Voltage: Double AC 12V
  • Fully Separated Components, Four High-power Triodes, Two Stereo Channels, Each Channel can Reach to 100W.
  • The Power Amplifier Circuit of Household Power Amplifier and Active Speaker has a Good Effect.
  • This Power Amplifier Uses a Typical OCL Circuit, Which Has the Advantages of High Stability, Wide Frequency Response Range, Good Fidelity, etc. This Circuit is Often Used in High-Fidelity Sound Reproduction Equipment.
  • This OCL Stereo Amplifier is Suitable for the Assembly and Uuse of Electronic Enthusiasts and Audiophiles.
Bestseller No. 6
Fosi Audio ZK-502T Bluetooth 5.0 Amplifier Receiver Board Stereo Audio Mini 2 Channle Wireless High Power Digital AUX Amp Module Bass and Treble Control for Home Passive Speakers TPA3116D2 50W x 2
  • 【Perfect HIFI Sound】Adopt TPA3116D2(with AM interference suppression function) chip, with excellent sound quality. It ensures that even with high power operation for a long time, THD is less than 0.1%.
  • 【Mini but Powerful】2 CH stereo output power 50watt * 2, working voltage range DC5-27V, for 4-8Ω, 50watt-200watt passive speakers.
  • 【Two Input Modes】This amplifier board supports 3.5mm wired input and Bluetooth 5.0 input. Bluetooth signal distance up to 49ft. With volume control and power switch, Ideal for DIY your passive speakers.
  • 【Ensure Safety】This Bluetooth amplifier board has a bottom plate and a top plate, support reverse connection protection, Over-voltage protection, under-voltage protection, Over-heat protection, Short-circuit protection.
  • 【Warranty】18 months warranty and lifetime technical support. If you have any questions, please feel free to contact us.
Bestseller No. 7
MiOYOOW DIY Ḅḷueṭooṭḥ-Compatible Speaker Kit with LED Flashing Light Soldering Project USB Mini Home Stereo Sound Amplifier DIY Kits for Leaning Electronic Soldering School Education (LED Flashing)
  • 🎵【Ḅḷueṭooṭḥ-compatible Amplifier DIY Kit】: The Soldering Project DIY Kits are used to installed to an electronic transparent stereo speaker with high-power speakers, colorful LED flashing lights and transparent Acrylic shell. This Electronic DIY kit help you to learn basic electronic knowledge and circuit principles, and practice soldering skills enjoyably for you and your kids, or students, or DIYers.
  • 🎵【Great Electronic Soldering Project】: Great project kit for soldering practice and also suitable for family education. Not only to improve your soldering skills, you will also will be more familiar with electronic components and learn more interesting electronics things. But please note,this soldering kit requires certain foundation of basic electronic theoretical knowledge and welding and hands-on ability.
  • 🎵【Easy Installation】:The bluetooth module board is soldered and can be used directly after connection. You only need to solder the Led flashing light kit, connect the wires, and assemble the shell. Fun and entertaining, build your own bluetooth speaker by yourself, a cool project and challenging enough to be fun.  About power: 5V mobile phone charger or computer power supply can be used, the sound quality will be better when the current of the power supply is 2A.
  • 🎵【Functions & Features】: Two 53W 4ohm Speakers. Colorful LED voice control flashing lights, cool lighting effects. Support power off memory, support TF memory card/U disk or Ḅḷueṭooṭḥ to play music. Two control methods, Ḅḷueṭooṭḥ connection or infrared remote control. Ḅḷueṭooṭḥ Operation: turn on the Ḅḷueṭooṭḥ of the mobile phone, find "HJ-MZ" and click connect. After disconnecting Ḅḷueṭooṭḥ, it will automatically switch to TF card or U disk.
  • 🎵【Perfect After-Sale Service】: Please download the User Manual before installing (we have uploaded the user manual on the Amazon page at Product guides and documents). We have long been engaged in Electronics Related Products wholesale and retail business. Welcome letter to discuss the wholesale business. The bigger the amount is, the more favorable the price is.
SaleBestseller No. 8
2 Pieces Audio Amplifier Board Pam8406 Mini Amplifier Board Dc 5v, 5w+5w Amplifier Module, Digital Power Module Class D 2.0 Dual Channel Audio Stereo Amplify Board for DIY Sound System
  • PAM8406 amplify module: working voltage: DC 5V; Output power: 5W (2Ω 5V)/3W (4Ω 5V)/1.8W (8Ω 5V); Input method: audio monaural input
  • Characteristics: audio amplifier board has an efficiency of over 90%, which will extend the battery life and can be applied to portable applications; The PAM8406 provides comprehensive protection against faults with short-circuit protection and thermal protection
  • Reliable quality: PAM8406 amplifier module is made of noble black immersion gold circuit board, compatible with KEMET audio capacitor, filter capacitors with large capacity per channel; Pure copper and gold-plated audio input terminals are included
  • Applications: digital power amplifier board is widely applicable to LCD TVs, Mutimedia speakers, AM/FM system and DABs
  • Package contents: you will get 2 pieces of audio amplifier boards, sufficient quantity to meet your various demands
Bestseller No. 9
Subwoofer Amplifier Board, Arylic WiFi & Bluetooth 5.0,50W2 Stereo Pair + 100W Sub Class D Stereo Amplifier,Multiroom/multizone Home Audio Amplifier Board for DIY Speaker-Up2stream Amp 2.1
  • 【WIRELESS STEREO&Multiroom Control】:Add wireless/network streaming capability to your current speakers, home amplifiers ,home stereo or receiver.Set multiple Arylic devices connected on the same network, then you can start to stream your audio by a smart phone or a tablet. Through our 4stream app you can control to play the different audio or same sound simultaneously on each devices.
  • 【POWERFUL SUBWOOFER】: 50W X2 stereo pair+ 100W subwoofer amplifier board. Supports virtual bass (activated via remote) and high-res audio. Can be used to push a 10 inches subwoofer for home theater playback.
  • 【STABLE STREAMING AND HIGH SOUND QUALITY】: Supports playback of lossless music files-MP3, APE, FLAC, WAV with Hi-Res audio.When streaming wirelessly, Bluetooth can reach up to 30 meters. With stream music over the network, Wifi can reach anywhere the signal covers. And free iOS and Android app: 4stream
  • 【Multiple Music Sources & Protocols】: Supports Spotify, Tune in, iHeartRadio, XIMALAYA, QQ Music, TIDAL, Napaster, Qobuz, QQFM, Deezer etc. And airplay1, Qplay, DLNA, UPnP protocols. Also Other audio sources for local music, USB flash drive, NAS and line inputs.
  • 【Easily Control Via App & Web】:Choose your music source and control playback, set EQ, control multiroom/independent playback, select preset content, control alarm clock, WiFi settings, update firmware and more... All the useful features you need in our free 4STREAM App for iOS & Android.What's more, you can Control each unit directly via web browser. Just enter the device IP in the browser.
Bestseller No. 10
Degraw DIY Speaker Kit - PAM8403 5V Amplifier + 2Pcs 4 ohm, 3 watt Speakers - Mini Class D Digital Audio Amplifier amp Board Module kit for Arduino, Includes 3.5mm Plug!
  • Updated version, quality is improved! Everything you need except a power supply for adding sound to a project.
  • PAM8403 - Powerful and small Class D amplifier mounted on a 28 x 20 mm breakout board. Includes a super smooth potentiometer combination volume / on-off knob. Also includes header pins.
  • Mini speakers - 2 pcs. 4 ohm, 3w, 31 mm x 70 mm. The same speakers found in flatscreen TV's and monitors.
  • 3.5 mm cord - Includes 50 cm (19 in) headphone style cord and plug for easy phone or Raspberry Pi connection
  • Easily power the kit with any 5V supply (not included): USB cell phone charger, 3 AA batteries, or a cell phone battery bank. Soldering required (header pins included). Do not apply power to the amplifier without speakers connected, this will result in damage to the amplifier.