ITEM NAME:DC1.8-12V TDA2822M Amplifier 2.0 Channel Stereo 3.5mm Audio Amp Board Modul E7V6 DC1.8-12V TDA2822M Amplifier 2.0 Channel Stereo 3.5mm Audio Amp Board Modul E7V6 100% New and high quality 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. Simple circuit, good sound quality and wide voltage range. Color: green Material: metal Supply voltage: DC 1.8-12V Output Power: 0.1W-5W ;4-32 Ohms Dimensions: 52 x 31 x 23mm (L*W*H) Input Interface: 3.5mm Audio input Adjust form: volume adjustment Package Included: 1x Amplifier Module Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..1x Amplifier Module. Input Interface: 3.5mm Audio input. Output Power: 0.1W-5W ;4-32 Ohms. Color: green.