Get great sound on the move with this hi-fi amplifier， which is also a great option for connection to your home audio system or compatible device.Features:1. 100% brand new and high quality.2. Power switch with LED display， triple acoustics pattern conversion， input and output wire and volume control3. Mini size easy to installation by DIY， especially good fit for car， motor bike ，computer speaker and other home audio DIY4. SNR: 90dB5. Frequency response: 20～20KHz6. Degree of distortion: ＜0.02(1KHz)7. Output power: 500W X 2CH（AT14.4VDCINPUT）8. Supply voltage: 9-15VDC9. Material: Metal + Plastics10. Color: RedPackage included:1 x Audio Amplifier1 x Power Line (42CM)1 x Loudspeaker Wire(42CM)