Description:<br />It is a perfect class-AB architecture integrated LM4881 chips to achieve the single-channel 150mW power output. Moreover， integrated with LM4881 chip， this board also supports two-channel amplification and can be powered by any DC power supply ranging from 8V to 24V.<br /><br />Main Features: <br />● Supply voltage: 8 - 24V<br />● Quiescent current (mA): VIN = 0V， IO = 0A 3.6 6.0<br />● Output power (mW): THD = 0.1 percent<br />● RL = 8ohm 150<br />● Gain (dB): SW1 OFF 9.6 / SW1 ON 15.7<br /><br />    Specifications<br />General<br />	 Material: Glass fiber                                                	<br />Weight and Size<br />	 Product Weight: 22 g                                                  <br />                        Package Weight: 0.062 kg                                                  <br />                        Product Size(L x W x H): 7.6 x 5.0 x 1.2 cm / 3.0 x 2.0 x 0.5 inches                                                  <br />                        Package Size(L x W x H): 12.0 x 8.0 x 2.0 cm                                                	<br />Package Contents<br />	 Package Contents: 1 x DIY LM4881 2 x 150mW Stereo Dual Channel Digital Amplifier Board                                                	<br /><br /><br /><br />                                                <br />