Jabra/GN Netcom Clipper. Wireless range: 10 m, Bluetooth version: 2.1+EDR, Bluetooth profiles: A2DP, AVRCP. Ear coupling: intraaural. Microphone sensitivity: 15 dB. Talk time: 6 h, Standby time: 192 h, Charging time: 2 h. Dimensions (WxDxH): 16.45 x 47.95 x 25.50 mm, Weight: 20 g