Specification:

Mobile phone type: 4G Android
Main screen size: 2.88 inche
Model: JingTider New Upgrade S999
Main screen resolution: 480*640
Network type: Single SIM card
Network mode: GSM/WCDMA/TDS-CDMA/LTE
Supported frequency bands: 2G (2/3/5/8) + 3G (1/2/4/5) + 3G (TD-SCDMA (B34/39) + 4G FDD (B1/2/3/4/5/7/8/12/17/20/28AB/B66) + 4G TDD (B38/39/40/41))
Key type: Virtual QWERTY keyboard + 2 side keys
Body color: Black, Silver
Mobile phone size: 77.3*53.1*15mm
Operating system: Based on Android OS v11
CPU model: MTK6765 Quad Core
Ram:6GB
Rom:128GB
SIM card type: SIM card (small card iPhone5S card)
Battery type: Built-in battery
Battery capacity: 2300mAh
Call history: Received calls + Dialed calls + Missed calls
Address book: business card-style storage
Text messaging (SMS), recording function, alarm clock function, timer, stopwatch, calendar function, WIFI, Bluetooth, camera and video recording, music and video playback, GPS navigation
GPS Navigation: Built-in GPS, supports A-GPS
Map software: Supports Google Maps, Baidu Maps, and Sogou Maps (user-defined installation)
Sensor types: step counter sensor, gravity sensor, gyroscope
Camera: Built-in mini camera
Camera pixel: HD 2 million + 8 million
Sensor type: CMOS
Video playback: Supports formats such as mp4/3GP/rmvb/flv (download and install a player from the Android Market)
Audio playback: Supports formats such as mp3/acc/amr/ogg/m4a/mid/wma/flac/ape/aac/wav
Image format: Supports JPEG, PNG, GIF, BMP, and other formats
Application features: User-defined installation
E-book: (user-defined)
Bluetooth transmission: Bluetooth 5.0
WLAN function: WIFI
Browser: Supports WAP 2.0 browser
Data interface: 4-pin magnetic charging, supports USB function

Features:

MTK6765 quad-core CPU, with Android 11.0 system, 6GB RAM and 128GB ROM.
Support Nano SIM card, 4G LTE network, WiFi, BT 5.0 wireless connection, 2.88 inch round touch screen, bring you a smart phone-like smart experience.
The watch supports multiple sports modes. Generate trajectory maps and professional data analysis to allow you to better manage health activities and provide GPS positioning.
Built-in professional heart rate detection sensor, supports heart rate monitoring and generates data display.
Comes with an application store and supports APP download. Built-in 2 million cameras, 8 million cameras

It supports the manual selection of language on the watch, answering and making calls, phonebook, sending SMS, downloading third-party app, video call, photo taking, alarm clock, calendar, calculator, recording, local music playing, weather, voice search, step counting, heart rate, multi exercise mode, looking for mobile phone, stopwatch, music control, holding up the hand to light the screen, changing the dial, pushing messages, etc