Package : Yes Channels : 2 (2.0) Model Number : AK370 Maximum Power Per Channel : 90W Brand Name : MAOZUA MAOZUA Model : Ak370 Origin : Mainland China Type 1: : Bluetooth amplifier audio Type 2: : Car Auto Amplifier Type 3: : Hifi Digital Audio Type 4: : Amplifier for Home Theater Type 5: : HiFi Subwoofer Type 6: : Sound amplifier Type 7: : Speakers amplifier Type 8: : class d amplifier Type 9: : audio amplifier Type 10: : Stereo Amplifier Type 11: : bluetooth amplifier Type 12: : Amplifier for Theater >>>Tip: If you do not have a suitable power adapter at home, please order the power supply together in the link.<<< Features: -Mini HIFI digital bluetooth audio power amplifier. -Aluminum alloy body, durable, the body is made of aluminum alloy once, the anode surface treatment, the overall atmospheres, thick, feel is also very good. -for SD Card, U disk, AUX input, MP3 format play, support bluetooth wireless connection. -Supports FM stereo radio. -Low distortion supplies a clearer, stronger and more powerful sound. -With Remote control function. - Two main channel output. - The machine supports bluetooth operation, and supports line input. Specifications: Color: Balck Material: Aluminum Alloy Size: 125X75X40MM bluetooth: Support Input voltage: DC 12V/ AC 220V RMS power: 20W+20W Max power: 200W+200W Channel: 2CH Load impedance: 4-16Ω SNR: >90 db Frequency: 20Hz-20KHz Distortion rate: 0.01% Package Included: 1x Power Amplifier 1x Remote Control 1x FM antenna 1x User Manual