compatible devices
Thermal Printer
connectivity technology
bluetooth
printer technology
Direct-Thermal
Display
5.99" HD+ 1440x720,IPS
Adapter
Input:AC100~240V Output: DC 5V/2A
Wi-Fi
2.4G/5G tIEEE 802.11 a/b/g/n
Bluetooth
Support Bluetooth 2.1/3.0/4.2,
Keys
Power button(lock screen) Volume up/down buttons
Battery
Non-removable lithium battery, 7.6V/2580mAh
Operation System
Android 7.1 SUNMI Cloud OS
CPU
Qualcomm Snapdragon quad-core 1.4GHz
Hard Disk Capacity
8GB ROM 1GB RAM