Description: Over the ear design, no in-ear, safer. Compatible with most Bluetooth-enabled devices, such as tablets, mobile phones, etc. Bluetooth 4.1 stable and durable, 10 meters barrier-free transmission. Smart one for two, you can connect two mobile devices at the same time. Digital noise reduction, HD call. Specification: Bluetooth version: 4.1 Transmission distance: about 10 meters Support Protocol: HSP/HFP/A2DP/AVRCP Standby length: 160 hours Battery capacity: 75mAh Transmission distance: unobstructed 10m Charging interface: Micro-USB Call duration: 5 hours Charging voltage: DC 5V Package Includes: 1 Piece Mini Bluetooth Headsets 1 Piece Charging Cable 1 Piece Manual 1 Piece Silicone Ear Cap
