Romicta 4 Channel Bluetooth 5.0 Stereo Amplifier, 50Wx4 Hifi Power Amp, 1200W Max, Usb/Sd/Fm, Class D Home Audio Receiver For Ho

Pecifications: Input: Ac 100-240V 50/60Hz, 1.7A; Dc 12V 3A-5A Rated Frequency: 20-20Khz Power: 50W X 4 Distortion Rate: 80Db Speaker Impedance: 4-8 Ohms Material: Aluminum Alloy Color: Black Product Size: 17.5*10.5*4.5Cm/6.89*4.13*4.13In Product Weight: 469G/16.5Oz Package Size: 27.8*21.0*6. 7Cm / 10.94 * 8.26 * 8.26In Package Weight: 849G / 29.9Oz