Headset | Wearing style Head-band | Calls/Music | Headset type Binaural | Colour Graphite | Volume control Button | Cable length 1.3 m | Connectivity technology Wireless | Bluetooth Yes | 5.2 | Frequency response (music mode) 20 - 20000 Hz | Wireless range 30 m | Ear coupling Circumaural | Headphone sensitivity 118 dB | USB Type-C required charging power (min) 2.5 W | USB Type-C charging port Yes