1. Bluetooth version: Cell phone bluetooth 5.0, Data storage bluetooth 4.0
2. Battery capacity of charging bin: 240mAh polymer battery
3. Headphone battery capacity: 25mAh polymer battery
4. Charging box function:The main body can charge the earphone for 2-3 cycles time
5. Life time:8-12 days
6. Music time: 3.5 hours
7. Charging method: Magnetic charge
8. Charging time: 1-2 hours
9. Main chip: 8762D
10. TWS chip: 8926B2
11. Heart rate chip: HX3605
12. Screen: 1.39 inch
13. Resolution: 360x360
14. Waterproof and dustproof: IP67
15. Memory: 192KB RAM+1024KB ROM+128MB UI-Flash
16. Control mode: Touch display
17. Vibration: Real- time vibr ation reminder
18. Main shell material: Glass lens + zinc aluminum alloy
19. Compatible systems: Android 4.4 and above; ios 8.0 and above
20. APP: FitCloudPro
21. Package list: Charging line, instruction manual, complete machine

Function Parameters:
1. Features: Bluetooth call, full touch, heart rate, shake and take photos, call reminder / rejection, information storage, Multi Sport mode,weather, NFC
2. Major function: Multi language, information alert, alarm clock, bracelet, health monitoring, Exercise records (pedometer, calories, mileage), Time, week, date
3. Information reminder: SMS, QQ, WeChat, Skype, Facebook, Twitter, WhatsApp, Line,Viber
4. APP language: English, Chinese Simplified, Chinese Traditional, German, French, Arabic, Czech, Greek, Spanish, Japanese, Persian, Italian, Korean, Dutch, Polish, Portuguese, Russian, Finnish , Swedish, Thai, Hungarian, Slovak, Croatian, Albanian, Turkish, Ukrainian, Hindi 26 languages
5. Watch anguage: English, German, French, Arabic, Czech, Greek, Spanish, Persian, Italian, Dutch, Polish, Russian, Finnish , Swedish, Thai, Hungarian, Slovak, Croatian, Albanian, Turkish, Ukrainian, Hindi 22 languages

Earphone touch button function:
1. 4 times of keystrokes before pairing - Chinese and English switch;
2. Press for 2S to turn on, 1.5S to reject the call, 3S to turn off;
3. Double-click the key ---Answer/hang up the call;
4. 4 times of keystrokes - wake up SIRI;
5. Double click the key - Play/Pause;
6. Triple click on the left: Previous, Triple click on the right: Next;Reset the headset to original settings: Disconnect the phone from the headset, take out the headset from the watch, quickly double-tap and hold the headset touch area for 5 seconds.(If the headset canot paired, can restore the original factory to pairing)