Weight: 335±5 g
Dimensions: 165x160x105mm
Rated input power: 20mW, Max 30mW
Interface Type: USB
Speaker: Φ40mm
Speaker Sensitivity: 112dB ± 3dB
Speaker Impedance: 32±15%Ω
Microphone Specifications: Ø6.0×5.0
Microphone Sensitivity: -48dB ± 2dB
Microphone Impedance: ≤2.2K
Microphone Frequency response: 100Hz-20KHz
Headphone cord length: 2500 ±10%mm

USB 7.1, Surround sound, external noise reducing, b