Karaoke Amplifier Free Boards of 2025
Best Choice1
VocoProVocoPro DA4808BT Vicopro Digital Karaoke Mixing Amplifier
Main highlights- Stereo echo effect for mics & DSP effect for music.
- Optical cable included for smart TV connection.
- Bluetooth connects to phone, tablet, and laptop to stream karaoke songs on YouTube or karaoke apps.
- 250W max output at 4ohms (500W PMPO).
9.7Exceptional
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Value for Money2
Pyle31% OffPyle 500W 4-Channel Karaoke Bluetooth Amplifier - Home Theater Audio Receiver with AUX - FM - RCA Subwoofer Output - USB - Microphone Input with Echo for Wireless Music Streaming - PTA44BT
8.9 audio quality8.9 Bluetooth connection8.9 Sound levelWhy we love it
Versatile connectivity options for various devices.
Ideal for multi-zone audio setups.
Affordable solution for home and business use.
9.6Exceptional
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3
JolooyoKaraoke board microphone amplifier board
Main highlights- Product net weight: 62g
- Output load: need after stage power amplifier
- Note：The audio output part of this board needs to be connected to the power amplifier board and cannot be directly connected to the audio.
- Machine size: 100*57*17MM
- Chip selection: dual power supply AC12V
9.4Excellent
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4
DAMGOO15% OffDAMGOO 50W+50W Bluetooth 5.0 Amplifier Board,100w Audio Amp Board Dual Channel DC8-24V,Easy Installation and Password Free Connect to Phone Quietly
Main highlights- WIDE INPUT VOLTAGE: DC 9V-24V, Can Be Powered by 9V/12V/15V/18V/24V
- TWO AUDIO INPUT WAYS:User Can Directly Connect with Wireless Bluetooth 5.0, or Choose the Headphone (Line in) Way
- TIP: adequate output power is required when the audio input is sufficient and the power supply voltage/current is sufficient, the relative power will be higher. Different impedance of the speaker will have different output power.In the case of sufficient voltage and current, the larger the impedance of speaker, the smaller the relative sound power, please pay attention!
- PROTECTIVE FUNCTION:This BT Amp Is Designed with Protective Case, Over-voltage Protection, Under-voltage Protection, Over-heat Protection, Short-circuit Protection
- HIFI CHIP：ZK-502C Adopt TPA3116D2(with AM Interference Suppression Function) Chips, With Excellent Sound Quality. It Ensures That Even With High Power Operation For A Long Time, THD Is Less Than 0.1%
9.3Excellent
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5
WudenWuden Power Amplification Board D10C BT 5.0 Dual Microphone Subwoofer Battery Rechargeable Digital Amplifier Board Karaoke Subwoofer, Rechargeable Battery, Digital Karaoke Amplification System US Plug
Main highlights- Powerful Subwoofer Support: Enhance your audio experience with powerful bass, thanks to the subwoofer output that's ideal for home theater systems and musical events.
- Portable and Rechargeable: With its built-in rechargeable battery, this amplifier board is portable and convenient, suitable for outdoor events and on-the-go entertainment.
- Dual Microphone Inputs: Perfect for karaoke, the D10C features two microphone inputs, allowing for dual performances and enhanced vocal clarity.
- Digital Amplification: Experience clear, powerful sound with this digital amplifier that boosts audio performance without distortion.
- Advanced Bluetooth Technology: Equipped with the latest BT 5.0, this amplifier board ensures high-quality audio streaming and is compatible with a wide range of devices.
9.2Excellent
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6
EPLZONEPLZON 100W+100W Bluetooth Amplifier Board DC 5-24V BT and AUX Inputs 2.0 Channel Stereo AMP Board Audio Power Amplifier Module for DIY Wireless Speakers Password Free Connect(ZK-1002L)
Main highlights- Two input methods: supporting 3.5mm wired input and Bluetooth 5.0 input. The Bluetooth signal distance can reach 49 feet, and wireless Bluetooth can be directly connected without a password,Widely used in cars, home theaters, square speakers, etc., adjusting the volume through a switch makes it easy to control the volume, making it an ideal choice for DIY speakers
- Security protection: This amplifier board has over temperature protection, short circuit protection, reverse connection protection, clipping protection, overvoltage and undervoltage protection. These intelligent protections ensure that your device is protected in any situation, so you can enjoy music with peace of mind
- Output power: 100w+100w output power, wide voltage input: 5V-24V, can be powered by 9V/12V/15V/19V/24V, adapter speaker 4-8 Ω (50w-150w)
- Easy to install, short startup sound: The illustrations for each interface are printed on the protective board, and the sound for starting and connecting the Bluetooth amplifier board is very short. Please use a power adapter with sufficient power to connect the amplifier board, otherwise the sound will be distorted. And ensure that the AMP board is kept away from WiFi signals
- Adopting copper DC connectors and barrier type terminals. It can withstand high currents without generating heat or damaging wires; Using TPA3116D2 (with AM interference suppression function) chip, the sound quality is excellent. Even after long-term high-power operation, it can ensure that the total harmonic distortion is less than 0.1%
8.9Very Good
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7
DAMGOODAMGOO Bluetooth Amplifier Board, 100W+100W Peak Output Power, 2.0 Channel DC:8-24V, Password Free Connect, BT 5.0 AMP Board for DIY Wireless Speakers Board
9.7 Bluetooth connection9.3 Easy to build9.1 audio qualityWhy we love it
Versatile power options for various setups.
Quick and easy Bluetooth 5.0 connection.
Simple installation with clear interface illustrations.
8.8Very Good
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8
OWAYKEYDAMGOO Bluetooth Amplifier Board,50w+50w 2 Channel Audio Amplifier Board Suitable for retrofit Speakers Bluetooth Speakers,Easy Installation and Password Free Connect to Phone with Protective Shell
Why we love it
Simple setup process, no passwords required.
Great for enhancing older speakers.
Excellent audio quality appreciated by users.
8.7Very Good
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9
HosyondBluetooth 5.0 50W+50W+100W 2.1 Channel Subwoofer Amplifier Board TPA3116D2 HiFi Treble and Bass Control Stereo Digital Audio Amp Board for Home Theater DIY Wireless Speakers
Main highlights- TPA3116D2 HIFI chip solution: stereo dual-channel output, 50W+50W+100W, to ensure continuous serial high-power operation, THD ≤0.1%. Using high-quality filter inductors, the sound is full and clear.
- Safety protection: The power amplifier board has overheat protection, reverse connection protection, circuit breaker protection, overvoltage and undervoltage protection; wide voltage input DC: 12-24V.
- Independent high and low bass control knobs, easy to adjust the volume, allowing you to experience theater-like sound effects. With its excellent performance and comprehensive cost performance, TDA3116D2 is widely used in home theaters, square speakers, etc.
- Features copper DC connectors and barrier terminals. It can withstand high current, does not generate heat, and does not damage the wire. The free DC head lead is compatible with the input power interface of this product, even if you don't have a DC head adapter, you can easily wire it.
- Bluetooth and AUX audio input: Bluetooth 5.0 version, higher transmission efficiency and longer distance. If your playback device does not have Bluetooth, you can also input audio signals through the 3.5MM jack;
8.6Very Good
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10
HosyondHosyond 100W+100W Bluetooth Amplifier Board with Treble and Bass Control 2.0 Channel Stereo AMP Board for DIY Passive Speakers Home Theater
Main highlights- Two Input Methods: Supports Bluetooth 5.0 version for higher transmission efficiency and longer distance. Also supports 3.5MM AUX input for audio signals.
- Safety Protection: The amplifier board features overheat protection, reverse connection protection, short circuit protection, and over-voltage and under-voltage protection. Recommended power supply is DC12-24V/5A or above.
- Excellent Audio Experience: Integrated with TDA3116D2 amplifier chip, 2.0 channel configuration, providing 100W output power for each left and right channel, creating an immersive audio experience.
- Bass and Treble Control: Independent bass and treble control knobs, easily adjust the volume for a cinema-like audio experience. Suitable for 20-100W, 4-8Ω speakers, easily compatible with various speaker specifications.
- After-Sales Service: Customer satisfaction is our service tenet. If you have any questions about the product, please feel free to contact us, and we will provide you with a 100% satisfactory
8.5Good
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