Caeze Smart CSR Bluetooth 4.0 Headset Sunglasses Polarized Glasses for Cycling,Fishing,Driving,Golf,Running and other Outdoor Activities (Red)

Description

Power-on and power-off: 1. Power-on: when it's under power-off mode, press and hold middle push button for about 3 seconds, the blue light shining. 2. Shutdown: when it's under power-on, press and hold middle push button for 3 seconds or so, both red and blue lights will be on. Note: 1. For the first time usage, please charge the battery until the power indicator turns solid green. 2. If the battery is exhausted, please recharge it as soon as possible. 3. If you don't use the glasses in a long time, please fully charge the battery from time to timeto avoid battery damage from over discharging. Specifications: Input Voltage: 3.7V Bluetooth Version: V4.0 Ransmission Distance:10M(approx. 33 ft) Battery Capacity:120mAh Transmission Frequency: 2.40-2.48GHz Charging Time: 2 hours Size: 15 X 6.5 X 4.5cm Material of Case: Transparent PC Supporting Operating System: IOS, Android Duration for working on bluetooth: 200Hours/Standby 12 Hours/Phone call & Play music Package includes: 1 X Bluetooth Sunglasses 1 X Cleaning Cloth 1 X USB Cable 1 X Instruction Manual 1 X Carrying bag 1 X USB Charger 1 X Test Card