Product Name:Audio Headset, 64 Per System, Circumaural, Dynamic Microphone, Hypercardioid, Cable NotManufacturer Part Number:506902Product Type:HeadsetEarpiece Design:Over-the-headEarpiece Type:BinauralMinimum Frequency Response:8 HzMaximum Frequency Response:18 kHzMicrophone Design:BoomDetachable Microphone:YesConnectivity Technology:WiredForm Factor:CircumauralSound Mode:StereoIntegrated Microphone:NoProduct Model:HMD 27Application / Usage:BroadcastingImpedance:64 OhmMicrophone Technology:DynamicHyper-cardioidSound Pressure Level:128 dBStock Details:Manufacturer:EPOSManuf Part#:506902