Jabra/GN Netcom Drive. Interface: Bluetooth, Bluetooth profiles: A2DP, Maximum operating distance: 10 m. Width: 56 mm, Depth: 104 mm, Height: 18 mm. Operating temperature range (T-T): 0 - 45 °C, Storage temperature range (T-T): -20 - 45 °C. Talk time: 20 h, Standby time: 720 h