K3 Bluetooth Glasses Sunglasses for All Gender

Specifications: model number: k3 bluetooth version: bluetooth 4.1, class 2. frequency range: 2.402 ~ 2.480ghz bluetooth profiles: a2dp, avrcp, headset. operating distance: 10m (33ft) battery: built-in 3.7v / 70mah li-ion polymer rechargeable battery music playing time: 4 ~ 5 hours talk time: 4 hours charge voltage: 4 hours charge time: 1 hour charging port: micro usb port. color: black shop at: off luthuli avenue along gaberone road right opp nairobi textile- you will see an entrance miken spare parts next to a galaxy studio painted in yellow... abbey house shop no 8-trendy gadgets.