Compatibility Compatible with PCs via combined USB Type-A and USB Type-C®️ cable. Smartphones via Bluetooth®️. Color Silver Charge time <5 hours Charging type Cable Battery life Up to 30 hours (talk time) Battery type Rechargeable Li-ion Cable length 105 cm Bluetooth version 5.1 Supported bluetooth profiles A2DP; AVRCP; HFP; HSP; BLE Paired devices Up to 8 Nominal sound pressure level 89 dB SPL Touch user controls Call/answer end; Mute; Volume +/-; Programmable function button; Bluetooth® pairing Button user controls Power on/off; Wireless daisy chain Number of microphones 3 Microphone type Three-microphone steerable array Speaker bandwidth 75 Hz to 20 kHz Compatible Operating Systems Windows 11; Windows 10; macOS Certifications and compliances CE; FCC; Rohs; IP64 Dimensions (W x D x H) 3.8 x 10.2 x 27.3 cm Speaker size 50 mm