Iqua Bluetooth wireless headset BHS-603 SUN black. Wireless range: 10 m, Bluetooth version: 2.0+EDR, Bluetooth profiles: HSP 1.1. Acoustic system: clip-on. Battery technology: Lithium Polymer (LiPo), Battery capacity: 110 mAh, Talk time: 12 h. Dimensions (WxDxH): 50 x 25 x 12.5 mm, Weight: 14 g. Operating temperature range (T-T): 0 - 45 °C, Storage temperature range (T-T): -20 - 55 °C