. FREQUENCY RESPONSE 20 Hz – 20 kHz IMPEDANCE 12 Ω (1kHz) SENSITIVITY 105 dB (1 kHz) DRIVER SIZE - DIAMETERS (MM) 40 mm See lessexpand_less DRIVER TYPE Dynamic Driver EARCUPS Circumaural INNER EARCUP DIAMETER Width: 69.5 mm / 2.73" Length: 91 mm / 3.58" EARPADS MATERIAL Protein Leather / Nylon with Foam NOISE CANCELLING Active Noise Cancellation CONNECTION TYPE Bluetooth 5.0 and 3.5 mm connections CABLE LENGTH 1.3 m length 3.5mm analog cable 0.5 m length USB-A to USB-C charging cable APPROXIMATE WEIGHT 270 g / 0.59 lbs MICROPHONE STYLE MEMS PICK-UP PATTERN Omni-directional MICROPHONE FREQUENCY RESPONSE 100 Hz - 10 kHz MICROPHONE SENSITIVITY (@1KHZ) -38 dBV / Pa (1 kHz) VIRTUAL SURROUND ENCODING None VOLUME CONTROL Yes (VOL + and VOL – buttons) OTHER CONTROLS Power On / Pairing / Multi-Function Button BATTERY LIFE Up to 32 hours with ANC on / up to 40 hours with ANC off LIGHTING LED for indicating power, pairing and charging status COMPATIBILITY 3.5 mm Connection: Mobile/System/Console/Airplane BT Connection: Mobile/System