1. 2-in-1 integratedBluetoothheadsetsmart bandbracelet. 2. Huawei TalkBand B3 combinesBluetoothheadset andsmart bandbracelet as one. 3. 7H gorilla glass uses dial and addan anti-fingerprintcoating touch screen, sleek design and gives you a better touch control experience. 4. Called Bluetooth, synchronization of calendar, reminder phone call. 5. Can store contacts directly in TalkBand B3's schedule, and you can adjust your top contacts smartphone. the call, only the contact name, no number is shown, which is safer. 6. More clear sound quality, with high CSR chips and noise reduction technology, dual microphone design and optimized antenna all will provide crystal clear sound. 7. 5 smart ways of tracking health, automatically detect and adjusts to different types of physical activity: Execution mode, walking mode, so walk, climb and Sleep mode to check their progress through the smartphone application. 8. Anti-Lost, when your smartphone outside the setting distance, Smartband will remind you, always keep your smartphone in a safe range. 9. Other features: Remote camera, open your phone silent mode (only compatible with Huawei phones EMUI 4.1 and higher).