Micro USB DC 5V BT Audio Amplifier Board V512 Car Audio Player Lossless Audio Decoder Board TF Card USB

V109 DC 5V BT Audio Amplifier Decoder Board DIY Mp3 Amplifier BT Module Micro USB Interface TF/USB

10PCS LM2576S-5.0 IC REG BUCK 5V 3A TO263-5 LM2576S National Semiconductor NSC IC REG BUCK TO-263 Switching Step Down Voltage Regulator

NE5532 HIFI Stereo Preamplifier Tone Board Treble Mediant Bass Volume Control Dual AC 12V 18V

Bluetooth 5.0 Amplifier Board Mini 5W*2 Stereo Power Amp Decoder Audio Module

ZK‑502L Bluetooth Power Amplifier Board Stereo Digital Audio Amplifier Module for DIY Speakers

New Original Imported Genuine TDA7294V Audio Power Amplifier Chip ZIP-15

TDA7293 Digital Amplifier Mono Single Channel AMP Board 12V-32V 100W

6J1 Vacuum Tube Preamplifier Board HIFI Power Preamp Amplification Module with LED AC 12V

150W 2.0 Channel Digital Power Amplifier Board with Tone XH-M549 Digital Audio Amplifier Board TPA3116D2

0-30V 2Ma-3A Dc Regulated Power Supply Diy Kit Continuously Adjustable Current Limiting Protection Voltage Regulator Set

ISD1820 Recording Module Voice Module the Voice Board Telediphone Module Board with Microphones

15W+15W Double Channel Digital Power Sound Amplifier Board TDA7297 9-15V Power Amplifier Module for Home Theater

AP3001 DC8-24V Class D Digital High Power Amplifier Board Module 10W/20W/30W High Power Amplifier Module DY-AP3001

5.3 Stereo Wireless Bluetooth Module Wireless Audio Transceiver Module Board DC 3.5V-5V Automatic Connection Last Devices

Qualcomm QCC3034 Bluetooth 5.1 Lossless Decoding Board Supporting APTX APTX-HD PCM5102A Modified Amplifier Audio DIY Zero Noise

XH-M543 TPA3116D2 Class D Amplifier Board Module 2x120W Stereo Digital Audio Power Dual Channel Amplifier for Home Speaker DIY

Mini Headphone Amplifier Module 3.5mm Interface Earphone Preamplifier Board DC 3‑12V MAX4410

30A Speaker Protection Circuit Board DIY High Power Stereo Speaker Protection Module

XH A902 NE5532 Operational Amplifier Module Power Preamplifier Tone Board Preamp

MP3 Decoder Board with Amplifier, Supports TF Card & USB for Lossless Playback