TDA2030A 2x18W 3 Channel Subwoofer DIY Module Stereo Audio Amplifier Board

Features:

• increase bass output “Blue Colorful Display”
• volume control mode without welding, directly pluggable jumpers can be achieved, independent Bass volume control
• On the basis of original increased the single output of 5 v to 12 v power supply, to meet the world variety of MP3, MP5
• Decoding board power supply (Note: When connected MP5 three terminal blocks must be added heatsink).

Specifications:

• The main channel: TDA2030A X 2 18w
• Power: 18W +18 W speakers with 4-6 inches, 4-8ohm 15-30W full-range speaker
• Voltage: 12V Transformer.
• Output Impedance :4-16 ohm.
• Cable: motherboard and pitch plate with 30CM long 6P cable connection.

Note:

• The amplifier board with dual power supply, can not be used in the car.
• subwoofer box and subwoofer power should be large enough
• subwoofer cabinets is recommended to install the appropriate sound-absorbing cotton.