HP HP Poly Savi 8210 UC DECT 1880-1900 MHz USB-A Headset - Monoaural / Bluetooth 4.2 / Black

Compatibility Compatible with PCs via DECT™, USB Type-A D400 adapter or USB Type-A/C® adapter Color Black Sensitivity (microphone) -40 +/-3 dB Signal-to-noise ratio >53 dB Charge time <3 hours Charging type Charge stand Battery life Up to 13 hours (talk time); Up to 50 hours (standby time) Battery type Rechargeable Li-ion HP Polymer Impedance 32 ohms Bluetooth version 4.2 Paired devices Up to 2 Voice alerts Volume maximum; Volume minimum; Mute on; Mute off; Muted; Connection status; Talk time; Battery low Button user controls Call answer/end; Mute; Volume +/-; Power on/off; ANC on/off Headphone type On-ear (monoaural) Microphone type Noise cancelling Speaker bandwidth 100 Hz to 6.8 kHZ (wideband mode); 20 Hz to 20 kHZ (multimedia mode) Microphone bandwidth 100 Hz to 10 kHz Ear cushions Artificial leather (surface material) Security DECT™ security certified Compatible Operating Systems Windows 11; Windows 10; macOS; Android™; iOS