usb headphone

Description
● 4D Stereo Sub-woofer Surround
● Microphone Clear Noise Reduction
● Cool Glow Large Area
● Speaker size: 50mm
● Impedance: 30+15%
● Microphone sensitivity: 42+3%db
● Channel response: 20Hz-20KHz
● Direction: all point
● Headphone channel: Stereo
● Output power: 20WH
● Voltage: 3-5V
● Current: <200mA
● Cable length:2.2m
● Earmuff: skin-friendly protein

★ What is in the box: 1* Headset