Jabra/GN Netcom STREET2. Bluetooth version: 3.0, Bluetooth profiles: A2DP, Headset connectors supported: miniUSB. Ear coupling: intraaural. Talk time: 8 h, Standby time: 9.5 h. Dimensions (WxDxH): 33.6 x 9.9 x 53.3 mm, Weight: 30 g