Description: 10W class-D stereo audio amplifier,10W(left channel)+10W(right) output power into an 8? speaker load and 12V power supply Offers low THD+N, high-quality sound reproduction, high efficiency: 90% Operate on any voltage from 7.5V to 15V, conveniently powered with a 9V or 12V power supply or battery High efficiency but low cost achieved by CMOS class D amplifier design For DIY design, requiring a miniature audio amplifier, portable and mobile applications operating on battery power Specification: Size: Approx. 40 ×40 ×22 mm/ 1.57 ×1.57 ×0.87 inch, including volume control knob Volume control potentiometer shaft diameter: Approx. 6mm/ 0.24 inch Output power: 10W+10W, 8? Frequency response: 20Hz to 50KHz Amplifier class: D Operating voltage: 7.5 - 15V DC Recommended supply voltage: 12V, the connector center PIN is + Quiescent Current: 20mA Speaker Load: 4-8 Ohms, 8? recommended, screw terminal connectors Noise canceling circuit built into the amplifier board Screw terminals for easy speaker connection - no soldering needed No popping noise when Power on/ off Power switch and mute switch connectors and volume control potentiometer Short-circuit current protection: under-voltage lockout and over-temperature protection (shuts down at an internal temperature of 140C ±15C) Package Includes: 1 Piece of PAM8610 Module