Sandberg Dominator Headset, 126-22

Sandberg Dominator Headset – Cable: 2.1 metres nylon braided, Connector 1: USB to power LED light, Connector 2: 3.5 mm MiniJack plug, 4 pole, for audio, Converter for PC: 3.5 mm female 4 pole MiniJack to 2 x 3.5 mm male 3 pole MiniJack, LED colored earcup Earphone: Driver unit: 50 mm, Frequency range: 20 Hz 20 kHz, Impedance: 32 Ohm Microphone: Type: 6mm dia. electret condenser microphone, Direction: Omni-directional, Frequency Response: 30 Hz – 20 kHz, Impedance: 2.2 k Ohm, Sensitivity: -38 dB 3dB