Hardware and Other Parameters
Main Chip: RTL8773EWE-VP
TWS Chip: 8926B2 (UniBlue)
Heart Rate Chip: Tianyi Hexin HX3918
Screen Size: 1.43 inches AMOLED
Screen resolution: 466*466
Bluetooth version: smartphone Bluetooth 5.0, data storage Bluetooth 4.0;
Charging case battery capacity: 240mAh polymer lithium battery
Headphone battery capacity: 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: Wireless Charging
Charging time: 2-2.5 hours
Dust-Proof and Water-Resistant: IP67
Memory: 578KB RAM + 578KB ROM + 128MB UI-Flash
Control Mode: Touch Screen Display
Vibration: Real-time Vibration Reminder
Main shell material: glass lens + zinc alloy aluminum
Product color: black, white.
Compatible systems: Android 4.4 and above; iOS 8.0 and above.
APP software: FitCloudPro

Function Parameters
Special Features: Bluetooth Calling, Full Touch, Heart Rate, Shake to Take Photos, Call Reminder/Rejection, Message Storage, Multiple Sport Modes, Weather
Main features: Multilingual, Information Reminder, Alarm, Finding 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

The function of the ear button
1. Press the button four times before pairing -- Switch between English and Chinese prompt sounds.
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-tap the button - answer/hang up the phone; 4.
Press the 4th 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)

APP supports the following languages: English, Simplified Chinese, Traditional Chinese, German, French, Arabic, Czech, Greek, Spanish, Japanese, and ...
Persian, Italian, Korean, Dutch, Polish, Portuguese, Russian, Finnish, Swedish, Thai, Hungarian.
Slovak, Croatian, Albanian, Turkish, Ukrainian, Hindi, and 20 other languages

Watch Language: English, Spanish, Portuguese, German, Italian, French, Russian,
日语 (Japanese), 波兰语 (Polish), 越南语 (Vietnamese), 阿拉伯语 (Arabic), 希伯来语 (Hebrew), 泰语 (Thai), 克罗地亚语 (Croatian).
Turkish, Czech, Dutch, Indonesian, Malay, Finnish, Greek, Romanian, and 14 other languages.

Packing Size
The watch weighs 44.2g.
Packing Size: 154x98x28mm
Total weight: 161.5g
Packing Quantity: 50pcs
Packing Size: 510x330x165mm
Whole box weight: 8.6KG
Packing List: Charging Cable, Instruction Manual, Complete Unit

English Detailed Introduction: