Neue Art und Weise Computer Mini-MP3-Lautsprecher

New fashion computer mini MP3 speakers Main function and features: 1, excellent tone quality,with wallyson dual channel stereo. 2, USB power supply. 3, It is convenient for your travel ,portable, super slim and mini size, easy to carry 4, Material: Pure ABS+ metal loudspeaker net Technical specifications: 1, Output power: the RMS3 W * 2 = 10 THD (F = 1KHz), 2, Frequency response: 80Hz-20KHz 3, Signal-to-noise ratio: more than 80dB 4, Resistance: 4 ohm 5, Power supply: DC5V or USB + 5V battery parameters (machine) 6, Nominal voltage: 3.7 V 7,The rated capacity: 500mAh 8, Battery limit voltage: 4.2 V 9, Execution standard: GB/T 18287-2000