The perfect one ear pocket solution in stylish design with integrated microphone for handsfree internet telephony (VOIP), chatting and video conferencing during travelling, at home or at the office. The Phonestar can be used on left and right ear and includes a cable of 1.20 meter. Purpose: - Device connectivity: Wired Device interface: 3.5 mm Ear coupling: - Headphone frequency: 8 - 22000 Impedance: 32 Headphone sensitivity: 103 Headset type: monaural Magnet type: - Wearing style: Ear-hook Microphone frequency: - Weight: 70 Cable length: 1.2