Dual London Blue Smart Bluetooth sunglasses

The Dual I Smart Glasses offers a revolutionary way of listening to music which still allows you to hear ambient sounds around you, with no loss of sound quality. Open ear audio technology allows users to stay aware of your surroundings, perfect to use while cycling, running and many more activities.

All products come with operating instructions! includes Grey polarized sun spec lenses

Bluetooth version: V5.2+EDR Transmission distance: 10-15 meters Play time: 7-8 hours Charging method: magnetic suction Charging time: 40 minutes USB DC5V Battery capacity: 150mAh/3.7V Function: Single temple button

Temple material: PC Mirror front frame material: TR Lens material: TAC Lens function: UV400 UV protection, polarized light