No

Item

Parameters                                                                     

1

CPU

ARM9 dual core 、HW decoder

2

OS

FreeRTos

3

LCD

5 inch: 800*480

7 inch: 1024*600、800*480

4

TP

CTP

5

Communication

SPI、USART、USB

6

IOT

WIFI、4G、BLE

7

Equipment

PM2.5、Speaker、433、RFID、TVOC

8

Other

Video、Audio、Picture