UNIVERSAL-SOLDER Electronics offers a line of different audio amplifier modules and audio amplifier DIY soldering kits.
We carry Bluetooth audio amplifiers, wired stereo amplifiers, and small amplifier modules for space-constrained applications.
Stand-Alone MP3 Player Solution with Amplifier and Audio-Out
2 x 50W Class-D Audio Amplifier with Tone Control 12-24V
60W BTL Amplifier TPA3118 (Bridge-To-Load)
Hi-Fi Audio Preamplifier and Tone Control NE5532
Stereo TDA2030 Audio Amplifier DIY Kit, Tone control
MP3 player with 3W amplifier and micro-SD slot GPD2846A
40W+40W Bluetooth Amplifier - Enclosure - Remote
3+3 Watt Class-D Audio Amplifier PAM8403
30W+30W Class-D Amplifier Module - Stereo - 8-26V
20 Watt Stereo Bluetooth Amplifier Module with Acrylic Shell