HP HP Poly Voyager Surround 85 UC USB-C Headset - USB-C/A Adapter / Charging Stand / Black

Compatibility Compatible with PCs and smartphones via Bluetooth®, USB Type-C® BT700 adapter or USB Type-C®/A adapter Color Black Sensitivity (microphone) -37 dB FS Charge time <1 hour Charging type Charge stand Battery life Up to 24 hours (music time); Up to 21 hours (talk time) Battery type Rechargeable Li-ion Bluetooth version Bluetooth® Core 5.3 Supported bluetooth profiles A2DP; AVRCP; HFP; HSP; AVDTP Paired devices Up to 2 Touch user controls Volume +/-; Play/pause; Track forward/back; Programmable touch control Button user controls Mute; Power on/off/pairing Sensitivity (speaker) 132 dB SPL Number of microphones 10 Microphone type Noise cancelling Speaker bandwidth 20 Hz to 20 kHz Microphone bandwidth 20 Hz to 16 kHz Ear cushions Artificial leather (surface material) Compatible Operating Systems Windows 11; Windows 10; macOS; Android™; iOS