Part Number 4XD1P83425 Tech Specs UPC 195892101550 Controls Mute/unmuteAnswer/Reject/End the callVolume+/- Agency Approvals CB/FCC SDOC/ IC Voc/VCCI/EMC/KC EMC/ECAS ROHS/CE ROHS/BSMI JAN 4582763276152 EAN 0195892101550 Warranty Type Customer Replaceable Unit Warranty Period 2 Years Minimum Operating Temperature -5? Maximum Relative Humidity (%) 90% Maximum Operating Temperature 40? Packed Weight 258g Packed Dimensions (L x D x H) 185*184*58 Package Type brown box Included Accessory QSG Warranty poster Shipment Group Lenovo USB-A Wired Stereo Headset Gen 2 QSG Warranty poster Product Weight 140g Color black Distortion < 3% Sensitivity 116dBSPL Impedance 32 ohm Frequency Range 20Hz - 20kHz Driver Quantity: 2pcs, Size: ?30mm*H5.6mm, Sensitivity: 116±3dBSPL@179mV,1000Hz,IEC318 Microphone Quantity: 1pc, Size:?6.0mm*H2.7mm, Sensitivity:-40dBV/Pa Audio Out USB-A Audio Input USB-A Cable Length/Type From headset to control box: 90 cm From control box to USB-A: 100 cm Power Requirement 5V 20mA Connectivity USB-A Supported OS Windows10 &11,Windows10 &11 MAC OS,Windows10 &11, MAC OS Brand Lenovo