Hardware and Other Parameters
Bluetooth version: Headset Bluetooth 5.0, Data storage Bluetooth 4.0;
Charging case battery capacity: 240mAh polymer lithium battery
Headphone Battery: 25mAh Polymer Lithium Battery
Charging case function: The main body can charge the ear 2-3 cycles.
Battery life: 8-12 days
Music Time: 3.5 Hours
Charging method: magnetic charging
Charging time: 1-2 hours
Main Chip: BT8959T5 (UniBlue).
TWS Chip: 8926B2 (UniBlue)
Heart Rate Sensor: Tianyi Hexin HX3605
Screen size: 1.85 inches
Screen resolution: 320*385
Dust-Proof and Water-Resistant: IP67
Memory: 128MB UI-Flash
Control Mode: Touch Screen Display
Vibration: Real-time Vibration Reminder
Main shell material: glass lens + zinc alloy aluminum
Product color: black, gold
Compatible systems: Android 4.4 and above; iOS 8.0 and above.
APP软件：Flow Fit

Function Parameters
Special Features: Bluetooth Calling, Full Touch, Heart Rate, Shake to Take Photos, Call Reminder/Rejection, Message Storage, Multiple Sport Modes, Weather, NFC
Main functions:
Multilingual, Information Reminder, Alarm, Find the Bracelet, Health Monitoring
运动记录（计步器，卡路里，里程数）
Time, day of the week, date
Information Reminder: Text Messages, QQ, WeChat, Skype, Facebook, Twitter, WhatsApp, Line, Viber

APP supports languages: Chinese, Traditional Chinese, English, Japanese, Korean, German, Russian, Spanish, Italian, French, Vietnamese, Portuguese, Arabic.
Thai, Polish, Czech, Danish, Finnish, Dutch, Romanian, Malay, Swedish, Slovak, Turkish, Ukrainian, Hebrew, Greek, Hungarian, Hindi, Indonesian, 29 languages

Watch Language: Chinese, English, Portuguese, Spanish, German, French, Italian, Polish, Russian, Czech, Indonesian.
Malay, Hebrew, Turkish, Arabic, Greek, Ukrainian, Swedish, Dutch, Vietnamese, Slovak

Packing Size
The watch weighs 41.0g.
Packing Size: 154x98x28mm
Total weight: 145g
Packing Quantity: 50pcs
Crate dimensions: 510x330x165mm
Whole box weight: 7.7KG
Packing List: Charging Cable, Instruction Manual, Complete Unit

The function of the ear button: 1. Before pairing, press the button 4 times ------------ switch between English and Chinese voice prompts;
2. Long press for 2 seconds to turn on the device, long press for 1.5 seconds to reject a call, and long press for 3 seconds to turn off the device.
3. Double-click the button - answer/hang up the phone;
: "4, 4 tap the button - wake up SIRI;
5. Double-click the button -- Play/Pause.
6. Press the left ear button three times: previous track; press the right ear button three times: next track.
7. Reset the earphones to factory settings: disconnect the phone from the earphones, remove the earphones from the watch, quickly double-tap and hold down the earphones for 5 seconds. (If the dual earphones cannot be paired, you can reset to factory settings)