Technical data

Speaker Speaker Speaker Size: 50mm speaker. Speaker Impedance: 32 15% Speaker operating power (max): 30 mW (max) Speaker sensitivity: 110 3dB Speaker frequency range: 20~20KHZ Microphone Size: Microphone Size: 6.0*2.2mm Microphone sensitivity: -38dB 3dB Microphone type: Unidirectional Microphone S/N ratio: 58 dB Microphone Impedance: 2.2 K Interface: Microphone: USB / 3.5mm stereo Cable length and type: 2.2m braided cable with volume control Dimensions: 167 (W) mm x 206 (H) mm x 98 (L) mm Weight: 315g (without cable) Color black