Hi-Fi systems

HiFi quality mono digital amplifier board, BTL output, 100W high power speaker amplifier module, do-it-yourself.

TPA3116D2 Class D digital amplifier board, high-definition dual-channel 2.0 high-power 2120W audio amplification module.

TPA3116D2 Class D digital amplifier board, high-definition dual-channel 2.0 high-power 2120W audio amplification module.

Hi-Fi Amplifier, 100W Mini Stereo Amplifier with Bluetooth 5.1, Digital TWS with TPA3116D2 Chip, BT 5.1/USB/AUX Inputs, DC 7-24V. ZK-1001B Sound Card ideal for home theater and speakers

HiFi quality mono digital amplifier board, BTL output, 100W high power speaker amplifier module, do-it-yourself.

Class D mono digital amplifier board, 12V DIY mini LCD TV, 10W, 20W, 30W audio amplifier module.

Class D mono digital amplifier board, 12V DIY mini LCD TV, 10W, 20W, 30W audio amplifier module.

DIY HiFi monitor-quality TPA6120A2 headphone amplifier board, audio amplification and decoding module

DIY HiFi monitor-quality TPA6120A2 headphone amplifier board, audio amplification and decoding module

TDA7294 High Fidelity Audio Amplifier Module, 100W High Power Mono Digital Amplifier Board (Finished Finish)

TDA7294 High Fidelity Audio Amplifier Module, 100W High Power Mono Digital Amplifier Board (Finished Finish)

DC15-30V pure power amplifier board module with dual-channel 230W single power supply BTL circuit.

XY-BDT Bluetooth 5.0 decoding card, dual channel stereo preamp module with high and low frequency adjustment, 360-degree stepless adjustment.

DC 12V 24V TPA3116D2 2150W Digital Audio Amplifier Board 2 Channel with Boost

DC12V PCM5100 DAC Board Fiber Optic USB Amplifier Audio Volume Control Decoder Board

High-power 60W mono digital amplifier board, HiFi quality for DIY speakers, 12V Class D audio amplifier module

TDA7377 2.1 Channel Subwoofer Speaker Amplifier Board, Single Power Supply, DIY Computer Audio Modification Module

Front panel module for NE5532 dual AC/DC power amplifier with speaker preamp, tone board, and high, mid, and low frequency adjustment.

Front panel module for NE5532 dual AC/DC power amplifier with speaker preamp, tone board, and high, mid, and low frequency adjustment.

1969 Class A Mono HIFI Power Amplifier Board Finished Board or DIY KitRight Channel DIY Kit

12V DC Stereo Audio Amplifier – Dual Channel with Low Distortion – Aluminum Alloy – Rotary LED Controls

DC 12V Mini HiFi Audio Power Amplifier - Portable Dual Channel Stereo Audio Receiver - Black

HiFi TDA2030A high-fidelity amplifier board, dual-channel 215W audio amplification module.

Audiophile-grade 15W dual-channel TDA2030A power amplifier module, powered by 12V AC/DC.

HiFi TDA2030A high-fidelity amplifier board, dual-channel 215W audio amplification module.

Adjustable low-pass and high-pass filter, solderless, for high-power 400W KTV stage speakers.

100W High Power Dual Digital Amplifier Board for HiFi Quality Speakers, High Fidelity Audio Amplifier Module, Commercial DIY Model.

100W High Power Dual Digital Amplifier Board for HiFi Quality Speakers, High Fidelity Audio Amplifier Module, Commercial DIY Model.

High-fidelity bidirectional passive high/low frequency filter, adjustable frequency filter board, DIY bookshelf speaker system modification.

NE5532 HiFi power preamplifier module, high, mid and low frequency volume control board, tone control board

NE5532 HiFi power preamplifier module, high, mid and low frequency volume control board, tone control board

10 Channel Headphone Amplifier 1 Input 10 Output Stereo Audio Splitter Independent Control DC 12V

TDA7492 Digital Audio Amplifier Board: High-power dual-channel HiFi amplifier, 2 x 50W, with parallel bridging capability up to 100W

PCM2704 external USB hi-fi sound card, headphone preamp/amplifier module, optical and coaxial decoder, DAC card

PCM2704 external USB hi-fi sound card, headphone preamp/amplifier module, optical and coaxial decoder, DAC card

TDA7492 Digital Audio Amplifier Board: High-power dual-channel HiFi amplifier, 2 x 50W, with parallel bridging capability up to 100W

IRS2092S mono audio amplifier module for 500W high-power Class D HiFi speakers

Variable Gain Signal Amplifie Module 1‑500MHz Radio Frequency Broadband Signal Module 45dB AD8367

Powerful TPA3116 - 50W Amplifier - 100W Subwoofer - Digital Audio System Amplifier

Protection board for two-channel passive speaker, power-on shock protection module and power-off momentary interruption protection module for speaker enclosure amplifier.

Direct supply of a 225W lossless Bluetooth speaker amplifier board with no audio quality loss, an MP3 music decoder and a Bluetooth audio module.

Direct supply of a 225W lossless Bluetooth speaker amplifier board with no audio quality loss, an MP3 music decoder and a Bluetooth audio module.

DIY high-fidelity electric coal generator speaker amplifier board with dual-channel 250W audio amplifier and playback module

Power amplifier board, module, 50W - 50W for speaker

Bluetooth Amplifier Board Module 2x50W Digital Stereo Audio Amp Board Dual Channel DC 5V-27V with HiFi Filter

60W Subwoofer Amplifier Board (4 ohms/8 ohms), High Power Digital Stereo Amplifier Board, DIY Speaker and Audio System Modification

Dual-channel 2 x 50W stereo Bluetooth digital amplifier module for high-fidelity audiophiles with 360-degree stepless tuning switch

Multifunctional 2 x 30W Bluetooth 5.1 digital amplifier module, dual channel 2.0 audio amplifier module

Multifunctional 2 x 30W Bluetooth 5.1 digital amplifier module, dual channel 2.0 audio amplifier module

High-end 300W 5-way passive crossover (2 tweeters, 2 midranges, 1 woofer) - a powerful tool for improving the sound quality of home and karaoke audio systems.

High-power 60W mono digital amplifier board, HiFi quality for DIY speakers, 12V Class D audio amplifier module

DIY lossless audio speaker system with 230W Bluetooth decoder, stereo amplifier board, color screen and recording/call function.

DIY lossless audio speaker system with 230W Bluetooth decoder, stereo amplifier board, color screen and recording/call function.

DIY high-fidelity electric coal generator speaker amplifier board with dual-channel 250W audio amplifier and playback module

Lossless MP3/WAV/FLAC motherboard with built-in amplifier and microphone, 23W Bluetooth audio decoder, 5V with recording and call function.

Lossless MP3/WAV/FLAC motherboard with built-in amplifier and microphone, 23W Bluetooth audio decoder, 5V with recording and call function.