Item Type: Power Amplifier Board <br>Material: PCB <br>Product Size: Approx. 59x11mm / 2.3x0.4in <br>Product Name30W stereo digital power amplifier module <br>Product NumberDY-AP3015 <br>Operating VoltageDC: 8-24V <br>Operating ModeClass D (PWM modulation) <br>Number of ChannelsStereo (dual channel) <br>Output Power (at 1KHz)18Wx2 at 12V 4Ω <br>10Wx2 at 12V 8Ω <br>15Wx2 at 16V 8Ω <br>20Wx2 at 20V 8Ω <br>30Wx2 at 24V 8Ω (heat sink required) <br>Adaptation Speaker (30W-150W)4Ω (8-12V power supply) <br>8Ω (8-24V power supply) <br>Module Protection MechanismPower reverse connection protection <br>Short circuit protection <br>Self-recovery overheating protection1、30Wx2 high?power stereo power amplifier board, with powerful effect. <br>2、Using PWM modulation, stereo dual?channel, clear and smooth sound quality. <br>3、DIY power amplifier module, strong adaptability, easy to install and assemble. <br>4、DY-AP3015 digital power amplifier board supports 12V/24V power supply. <br>5、Support power reverse connection protection, short circuit protection, self-recovery overheating protection.1 x Power Amplifier Board