Description
plug type: line type frequency response range: 20-20000hz style: headband is wireless: no volume control: yes active noise-cancellation: yes wireless type: none waterproof: no communication: wired with microphone: yes control button: yes color: red, white, blue driver diameter: 50mm headset interface: usb + 3.5mm stereo led working voltage: dc5v +/- 5% package: without retail package use: computer vocalism principle: dynamic function: for routine office work,microphone,voice contr
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