Sandberg MiniJack Headset Saver, 326-15

Sandberg MiniJack Headset Saver – Cable length: 1.8 metres, Connector: 1 x 3.5 mm MiniJack plug, 4 pole, Converter for PC: 3.5 mm female 4 pole MiniJack to 2 x 3.5 mm male 3 pole MiniJack Earphone: Driver unit: 40 mm, Frequency range: 20 Hz 20 kHz, Impedance: 32 Ohm, Sensitivity: 100 dB 3 dB Microphone: Direction: Uni-directional, Frequency Response: 30 Hz – 16 kHz, Impedance: 2.2 k Ohm, Sensitivity: -58 dB 3 dB