Model AK 280Brand AUTSOMESize 15 5 7 5 5CMRated voltage 12VRated power 40W 2Rated frequency 20 20KHZResolution 47KDistortion rate 1 00 Signal to noise ratio 90DBImpedance 4 8ΩAmplifier type HIFI amplifierMaterial aluminum alloyInterface Type ClipReceiving method signal inputChannel 2 0 channelWeight 0 3KGWhether to support APP not supportedBe applicable UniversalSize LxWxH 155mm 6 1inx75mm 2 95inx46mm 1 81inPacking list 1 Amplifier 1 Instruction manual