TDA2030A 2.1 Stereo Audio Amplifier 3 Channel Subwoofer Amplifier Board

Note: This is a DIY kit, you need to assemble it. Features: Product name: 2.1 Audio amplifier board Adjustment type: Master Volume + Treble + Bass Chip selection: TDA2030A Power range: AC8-18V * 2 Recommended power: AC12V * 2 30W PCB material: FR-4 fiberglass board Channel type: Stereo + Subwoofer Left and right channel: TDA2030Ax2 Bass output: TDA2030Ax1 Quiescent current: 60MA (AC12V time) Signal to noise ratio: 85% Recommended speaker: 30-100W Input impedance: 2K-3K Output impedance: 4-16 Output power: 18W +18 W (4-6 inch,4-8 speaker) + 20-70W subwoofer (4-8 inch, 4-8 ) Weight: 135g Special: This board has a MP3 decoder audio input block and also with an DC 9V power for MP3 decoder board. Package included: (not include mp3 decoder board, and power supply adapter) 1 x TDA2030A Amplifier Board (board color send in randomly) 1 x Audio Cable Test pictures, for reference only: