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By certification 
Model |
IoT-40A standard |
Size |
87.7*123.8mm |
CPU |
A40i, Quad-core, Main frequency up to 1.2GHz |
RAM |
DDR comes standard with 1G, (2G optional) |
Built-in memory |
EMMC comes standard with 8G, (16/32G optional) |
operating system |
Android 7.1 |
Built-in ROM |
2KB EEPROM |
HDMI output |
1 support 1080P output |
LVDS output |
1 single / dual channel, can directly drive 1080P 50/60Hz LCD screen |
Amplifier output |
Support left and right channel output, built-in dual 4R/20W, 8R/10W amplifier |
Headphone output |
Support one-way three/four-segment headphone insertion |
Ethernet |
1 , 10M/100M adaptive Ethernet |
mobile network |
Support built-in 3G and 4G full Netcom PCI-E modules |
WIFI、BT |
Built-in WIFI, BT4.0 (optional) |
Video |
Support wmv, avi, flv, rm, rmvb, mpeg, ts, mp4, etc. |
Image Format |
Support BMP, JPEG, PNG, GIF |
USB2.0 interface |
2 USB HOST, 3 USB sockets |
Serial port |
2 serial TTL sockets, 2 serial RS232 sockets |
Memory card |
TF (Micro SD) card |
RTC real time clock |
Support |
Timer switch |
Support |
System Upgrade |
Support local SD, USB upgrade |
http://www.smartdevicetech.com/
