Specifications:
Supply voltage: DC 1.8-12V
Output Power: 0.1W-5W ;4-32 Ohms
Input Interface: 3.5mm Audio input
Size: 52 x 32x 23mm (L*W*H) (potentiometer not included)
Weight: 24 g (appr.)
Unit conversion: 1mm=0.039inch
Adjust form: volume adjustment
Simple circuit, good sound quality and wide voltage range

Using TDA2822M acts as amplifier chip, this chip is STMicroelectronics (ST) developed dual-channel monolithic power amplifier IC, usually in the pocket cassette player (WALKMAN), tape recorders and multimedia speaker in for the audio amplifier.

Note:
The installation of electronic modules requires basic knowledge and requires a certain electronic professional foundation and hands-on ability. Please purchase carefully!

Package Includes:
4pcs TDA2822 Dual Channel Amplifier Board