Features POWERFUL LOW DISTORTION: Experience clear, powerful sound with the mini power amp. This power amp is ideal for home players, providing a low distortion and dynamic listening experience LOW NOISE: Sound stereo amp two inputs can go into two different sound sources at the same time, the plugs inserted at the same time do not affect each other, the output is also, you can connect two headphones or two amps at the same time. APPLICABLE SCENARIO: HiFi power amp input compatible with DVD, CD, set top box, MP3, TV, mobile phone, computer, tablet, turntable, sound card, guitar, bass, electronic instrument, game console or other equipment, output compatible with speakers, subwoofer, reverb, AV receiver, post amp, headphones, etc. COMPACT AND RUGGED: The mini power amp is made with a sturdy aluminum body, which not only look stylish, but also feel good. The compact size make it easy to integrate into any setup without compromising performance PRODUCT MATCHING: Sound stereo amp support a pair of 2‑6in caliber passive speakers. Support mobile phone, computer, MP3, set top box connection Specification: Item Type: HiFi Power Amp Rated Power: 2 x 20W Maximum Support Power: 100W(peak) Frequency Response: 20Hz-20kHz SNR: 85dB Power Port: Approx. 5.5 x 2.1mm / 0.22 x 0.08in Product Matching Impedance: 4-16Ohms Output Channels: 2.0 Stereo Treble Control: 12dB±10KHz Bass Control: 12dB±100Hz SIGNA.L Frequency: 220MV 47K Output Port: Prevent fall four way terminal clamp Sound Input Port: Sound stereo(support computer, mobile phone and MP3 connection) Control Key: Power switch, bass adjustment, volume adjustment, treble adjustment Product Matching: A pair of 2-6in passive speakers. support connection with mobile phones, computers, MP3, set top boxes How to Use: 1. The amp support 12V power supply. 2. The specification of the power plug is 5.5x2.1mm. 3. If not in use for a long time, be sure to unplug the power to prevent unpredictable malfunctions or safety issues. Package List: 1 x Sound Amp 2 x Screws 1 x User Manual Package List 1 x Sound Amp 2 x Screws 1 x User Manual