Sandberg Bluetooth Headset ANC ENC Pro - Great sound performance Wireless freedom Active Noise Cancellation Flexible microphone with ENC (Environmental Noise Cancellation) gives optimum voice pickup with no background noise The built-in battery is easy to charge via USB-C, and gives up to 24 hours of use on a single charge Standby time: up to 160 hours Charging Time: Approx. 2 hours Battery capacity: 600 mAh Bluetooth version: 5.3 Više informacija na linku