Mono 10 Watt Car Radio Amplifier Module.

This item has been assembled, and electrical test passed.
Based on ST TDA2003A IC design.
Volume potentiometer with power switch.
With power ON/OFF LED indicator
Suitable battery supply solutions(6 x 1.5V batteries or 12V battery).
Rubycon YXF 105°C long life, low impedance electrolytic capacitors.
Pilkor MKT metallized polyester film capacitors.
High-quality terminal blocks easy connection wire.
Thickness 1.6mm FR-4 fiber glass PCB (double layer).

Module Spec. : 
http://www.audiowind.com/pdf/A-530.pdf, No paper specifications, please download this document.

Specifications:
            Operating Voltage: 8 to 18V DC.
            Quiescent Current: 60mA ( Power ON ).
            Input Impedance: 9.1K OHM.
            Voltage Gain: 40dB and 46dB (Jumper Optional).
            Output Power: 10 Watt (at 14.4V DC, THD=10%, 2 OHM Load).
            Frequency Response: 40 Hz to 15 KHz. (-3dB, at 1W output).
            THD: 0.2% (at 14.4V DC, Gain 40dB, 2.5 Watt, 4 OHM Load).
Size:
            PCB Size: 47 x 63.7 mm (1.85 x 2.51 inch).
            Module Size(W x L x H): 47 x 78.7 x 38.5 mm (1.85 x 3.09 x 1.52 inch)
            Potentiometer Shaft Diameter: 6mm (18 Teeth).
            Potentiometer Shaft Length: 15mm

Other electrical spec., please read ST TDA2003A Datasheet:
http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/DATASHEET/DM00028077.pdf