Style:Smart eyewear Waterproof level: IPX6 Chipset: Qualcomm QCC3020 v5.0 Frequency: 2.4GHz, Class 2 Capacity: 84mAh Bluetooth: Headset A2DP AVRCP Function: Play Music ,call ,Anti-blue sunglasses Charging box input voltage: DC 5V/500MA Working time : 180-240mimutes Feature: 1. Music, Answer/ end call, Sunglasses function 2. Touch control 3. Anti-blue UVA/UVB lens protects eyesight 4. Waterproof, noise reduction Packing: 19*9.8*5.8cm/ 248g