System : Android 8.1

Master chip: Spreadtrum W377 (UWS6137)

DDR random access memory :1GB

Flash memory: 8GB

2G frequency band 2G: B3, B5, B8

3G frequency band: B1, B5, B8

4G frequency band :

FDD: B1, B3, B5, B7, B8, B20

TDD: B34, B38, B39, B40, B41

WiFi :2.4GHz (802.11b/g/n)

Screen: 2.02-inch 320 * 385-full touch high definition screen

Bluetooth: 4.2

Communicate by phone 2G/3G/4G (requires VOLTE activation)

Online format and speed GPRS/LTE

LBS/GPS/A-GPS/Glonass/WiFi GPS, WIFI, LBS, Glonass, AGPS

Function side keys: On&Off key/SOS key/Home key

Rotate button: Support, mechanical encoder

SIM card slot: Single Nano SIM card

Charging interface : Magnetic suction charging

sensor : G-sensor 3axle

Battery capacity : 650mAh

Function:

Phonebook ,Watch language switching,

dial ,Password lock screen,

Call Log ,text message,

voice call , whatsapp,

Step counting,  album,

Dynamic dial, alarm clock,

Application Market 4G internet access,

Ultra Power Saving Mode, Twitter,

call reminder, facebook,

Sports mode , instagram,

weather , googleplay store,

Dial switching , calculator,

sleep monitoring , stopwatch,

Music playback , heart rate,

Voice Assistant,  blood pressure,

Tiktok , Blood oxygen,

calendar, Brightness adjustment