Description: Rated output power: 10w+10w (8?) Voltage: DC8V-12V Can drive speakers: 10W-15W, 4 -8 Ohm Built-in power-impact sound canceling circuit, no power on impact sound Overview:When the power supply voltage of DC 8V-12V, PAM8610 be able to 4? load 10W + 10W output power, high-quality sound. Work: D Class PCB board size: Approx. 40*40*20mm/ 1.57x 1.57x 0.79inch Package Includes: 1 Piece Amplifier board Note: Power supply voltage can not exceed 12V 4 speaker wire connection is completely independent, does not allow total access. Just one of the cases appear immediately burn IC