Default shipping includes a silicone cover with hook and loop fasteners, black headsets come with black covers, and silver headsets come with gray covers.

Hardware and Other Parameters
Bluetooth version 5.3
Charging case battery capacity: 240mAh polymer lithium battery
Headphone battery capacity: 28mAh polymer lithium battery
Charging case function: The main body can charge the ear 2-3 cycles.
Battery life: 15 days or more
Music Time: 4-5H
Charging method: magnetic charging
Charging time: 1-2 hours
Main Chip: JL7012
TWS 芯片：AD6973D4
Heart Rate Sensor: HX3602
Screen size: 2.01TFT
Screen resolution: 240*296
Connection Method: Bluetooth
Memory: 128Mb
Touch Mode: Full-Screen Touch
Vibration: Real-time Vibration Reminder
Main shell material: zinc alloy + electroplating + steel bracelet/silicone bracelet
Product color: Black/Space Gray
Compatible systems: Apple iOS 12 and above, Android 7.0 and above, HarmonyOS 3.0 and above.
APP software: FaceLink

Function Parameters
Special Features: NFC, App-based personalized watch face customization, 6 UI interface switches for the watch, contact list, Bluetooth dialing for calls
Main features: Health monitoring (heart rate, blood oxygen, blood pressure, sleep)
运动数据 (步数、距离、卡路里)、室内运动 (俯卧撑、室内跑步、平板撑、室内单车、跳绳、瑜伽、战绳、仰卧起坐、椭圆机)、户外运动 (户外步行、户外跑步、户外骑行、登山、羽毛球、篮球、足球)
Reminder (Information, Sitting for a Long Time, Drinking Water, Alarm Clock), Weather, Breathing Exercise, Shake to Take Photos, Stopwatch, Find My Phone, Raise Your Wrist to Turn On the Screen, Favorite Contacts, Bedside Lamp, Calendar, Calculator, Timer, Music Control.
Information Reminder: Text messages, calls, WeChat, Alipay, QQ, Facebook, Twitter, Line, WhatsApp, Instagram, and more.

The function of the ear button: Wear both ears, music state: Left ear single click to play or pause / triple click to activate voice assistant; Right ear single click to play or pause / triple click to activate voice assistant.
Left ear double-tap to play the previous track / long press to decrease volume, right ear double-tap to play the next track / long press to increase volume. Single ear wear, music state:
Double-tap to play the next track, long-press to increase the volume, and for other functions, use the same controls as the single earbud. For calls: single-tap to answer/hang up, long-press to reject the call.
During the call, long-press the volume up button. Long-press for 5 seconds to turn on the device, which will automatically pair with the outlet when it's ejected. After a single connection, the device will automatically connect to the phone's sound and transfer it to the headphones when ejected.
After a certain period of time, the device will automatically turn off if it is not connected to Bluetooth.

APP supports languages: Russian, Hungarian, Hindi, Indonesian, Turkish, Hebrew, Greek, German,
Italian, Czech, Japanese, French, Polish, Persian, Thai, Tamil, Simplified Chinese, Traditional Chinese.
English, Dutch, Filipino, Portuguese, Spanish, Vietnamese, Arabic, Korean

Watch Language: Chinese, English, Russian, Japanese, Persian, Spanish, Portuguese, Arabic,
Indonesian, Thai, Vietnamese, Tagalog, Turkish, French, Korean, Traditional Chinese, German, Italian.