Description: 【Car Audio High Power Amplifier】: Mini Digital Audio Power Amplifier can be used in car and home audio system, providing you with a better audio experience. 【Multi Control Buttons】: Audio amplifier is easy to use, with power switch, bass adjustment, volume adjustment, adjustment. 【Portable】: Portable 12V Car Amplifier, easy to carry and install. You can place it in your vehicle or take it to different rooms to enjoy music and anywhere. 【Durable Material】: HiFi stereo power amplifier is made of high quality iron shelling, sturdy and durable, ensure long term stability and reliability. 【Wide Application】: The audio amplifier is suitable for cars, home theaters, bars, parties, etc. Specification: Material: iron Input voltage: DC12V >2A Rated power: 20Wx2 Maximum support power: 100W (peak) Frequency response: 20Hz-20kHz SNR: 85dB Power port: 5.5x2.1mm Product matching impedance: 4-16n Output channel: 2.0 stereo control: 12dB±10KHz Bass control: 12dB±100Hz Signal frequency: 220MN 47K Output port: Anti falling four position clamp Audio input port: RCA stereo (Lotus) (support computer, mobile phone and MP3 connection) Size Chart: 13.5cmx7.5cmx4.5cm/5.31inchx2.95inchx1.77inch Package Includes: 1 Car Audio Power Amplifier Note: Please allow slightly errors due to manual measurement and different monitors.