Description:

    Work: D Class
    Quiescent Current: 20mA
    Efficiency: 90%
    Rated output power: 10W +10 W (8)
    Frequency response: 20Hz to 50KHz
    Operating voltage: DC7.5-15V
    Recommended supply voltage: 12V, the center PIN of 12VDC is +.
    PCB board size: (40 * 40) mm

NOTE:
It is NOT acceptable to connect the - outputs of the L & R speakers together.
 
Package includes:

    1pcs Mini Amplifier Board 

This board has over current / temperature / short circuit protection.