Weight Headset: 223 g (0.49 lb) Packed Weight: 180 g (0.4 lb) Warranty Type: CRU / Service at authorized repair centers Period: 1 Year Controls Mic mute/unmute Volume up/down Audio Performance Distortion: < 5% Driver Size: 50 mm drivers Frequency Range: 50 Hz – 20 KHz Impedance: 32 ohms Sensitivity: 110 ± 3dB / 1mW @ 1 KHz Audio Input Connection Type: 4-pole single 3.5 mm or 3-pole dual 3.5 mm Brand Lenovo OS Requirements OS Independent Agency Approvals CE, CB Package Type Retail package Packed Dimensions (L x D x H) 258 x 70 x 230 mm (10.2 x 2.8 x 9.1 in) Operating Conditions Maximum Operating Temperature: 50 ℃ Minimum Operating Temperature: -20℃ Maximum Relative Humidity: 95% Minimum Relative Humidity: 65% Included Accessories Single 3.5 mm to dual 3.5 mm Y cable Microphone foam cover Microphone Type: Omnidirectional Connection Type Wired via 3.5 mm
