Display(optional)
3.5 inch 320x480 pixel
NFC Reader
EMV Contactless L1,ISO/IEC 14443 Type A/B(option)
Speaker
Built-in 2W speaker
Communication
4G,WIFI/Bluetooth 5.2(optional)
Interface
Type-C USB interface
Battery
3.7V/2000mAh lithium battery
Power Supply
Input:5V/1A(5V/2A(option))