The Geist 90BL Wireless Sports Bluetooth Headset has been designed and manufactured to satisfy the needs of the sports enthusiast, with its ergonomic design and ear protection technology, of both elegant and noble appearance. It has been made ultra-lightweight for all day comfortable wearing, featuring an intelligent in-ear design that effectively blocks the surrounding noise, giving you an undisturbed music experience. The advanced Bluetooth chip ensures high sensitivity and fast response Specification: - Talk Time: 6 hours - Music Time: 4 hours - Standby Time: 200 hours - Charging Time: 1 hour - Connecting interface: USB - Application: Computer, Mobile Phone - Impedance: 16 ohms - Sensitivity : 110dB - Bluetooth: Yes - Bluetooth protocol: HSP, HFP, AVRCP, A2DP - Package Weight: 0.13kg What's in the box 1 x Geist 90BL Earphone 1 x Charging cable 2 x Pair Earplugs 1 x Pair Earhook 1 x Cord buckle 1 x Cable Clamps 1 x User manual