Welcome to our store！</br> 1、High Power: Class D power amplifier is the perfect combination of high power, greater flexibility and excellent reliability, allowing for more stable playback. 2、Fast Heat Dissipation: External thickened heat sink and heat dissipation holes make the amplifier and air contact area wider and faster heat dissipation. 3、Good Sound Quality: Car mono channel power amplifier, strong power, strong drive, only for better sound quality, so you can experience comfortable. 4、Simple and Fashionable: Our car mono channel amplifier adopts simple and generous design, the size meets modern visual aesthetics. 5、Aluminum Alloy: The entire body of our car mono channel amplifier is made of aluminum alloy, and the brushed process makes the amplifier more stylish and stable. <p class="wang-edit-text"><p class="wang-edit-text"> Item Type: Power Amplifier Material: Aluminum Alloy Output Power(13.8V, 4O, RMS): 1x500W Output Power(13.8V, 2O, RMS): 1x800W Frequency Range: 20Hz-250Hz Total Harmonic Distortion: &lt;0.1%(100Hz) S/N(+A): &gt;90dB Input Sensitivity: 0.18-7V Filter Configuration: for LP, 40-250(Hz) <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> 1 x Amplifier 1 x Instruction Manual Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>