Interface Wired (USB-C interface), 2.4Ghz Hyperspeed, Bluetooth Audio Driver Customized Dynamic 50 mm Driver Sound channel 7.1 THX Spatial Microphone Razer™ HyperClear Super Wideband Mic Weight 280 grams Battery up to 70H Tech Specs FREQUENCY RESPONSE 12 Hz – 28 kHz IMPEDANCE 32 Ω SENSITIVITY 100 dBSPL / mW @ 1 kHz by HATS DRIVER TYPE Customized Dynamic 50 mm Driver EARCUPS Oval Ear Cushions INNER EARCUP DIAMETER 62 mm x 42 mm / 2.44 x 1.65 in EARPADS MATERIAL Breathable memory foam cushions NOISE CANCELLING Advanced Passive Noise Isolation CONNECTION TYPE 2.4 GHz wireless or Bluetooth or USB CABLE LENGTH 1.8 m / 5.91 ft APPROXIMATE WEIGHT Approx. 280 g / 0.61 lbs MICROPHONE STYLE Razer™ HyperClear Super Wideband Mic PICK-UP PATTERN Unidirectional MICROPHONE FREQUENCY RESPONSE 100 Hz – 10 kHz MICROPHONE SENSITIVITY (@1KHZ) -42 ± 3 dBV / PA, 1 kHz VIRTUAL SURROUND ENCODING THX® Spatial Audio VOLUME CONTROL Volume up and down knob OTHER CONTROLS Volume up and down knob Mic mute on/off toggle Razer SmartSwitch button BATTERY LIFE Up to 70 hours LIGHTING None COMPATIBILITY Wireless: Via USB Type C dongle or Bluetooth 5.2 Wired: USB Type A Bluetooth Codec: SBC THX Spatial Audio: Only available on Windows 10® 64-bit (or higher)