EM6800D/EM6900D/EM2900D Mini-ITX Motherboard, X86 architecture, Intel® Bay Trail ATOM, Celeron Processors, DC-Power

Features Motherboard of the host is directly connected with IO interface without wire rod to realize stable performance. 
Motherboard radiator is connected with the entire host to achieve faster heat dissipation.
HDMI support 4K resolution
COM2 support RS232/RS422/RS485 (optional)
Single Ethernet port/Dual Ethernet ports (optional), dual ports affect only the number of USB 2.0. Parameters

Model	EM6800D, EM6900D, EM2900D
Dimension	Mini-ITX, 170mm*170mm (small-sized, full-featured)
CPU	Intel Celeron J1900 quad-core 1.99G (maximum Turbo 2.4G）Intel Celeron J1800 dual-core 2.41G (maximum Turbo 2.58G）Intel Povos J2900 quad-core 2.41G (maximum Turbo 2.66G)
Chipset	Intel Bay trail SOC chipset
Memory	1* SO-DDR3 1333/1600M low voltage (1.35V) memory, up to 8GB
Display port	HD Graphic card, support DVMT, support VGA, LVDS, dual channel 24bit LVDS pin, support dual display, support dual VGA
Storage devices	1*SATA3.0, 1*MSATA port, maximum transmission speed:3.0 Gbps
LAN port	1*Realtec8111E gigabit network card，single/dual Ethernet ports, support wake-on-LAN
Audio port	Realtek ALC662 HD digital audio decoder, support Line-out, MIC-in port, equipped with front audio jacks, support 5W power amplifier
I/O interfaces	6*USB2.0, 2*USB3.0. 6*RS232 COM (COM4: RS232, RS485), support COM2, COM3 power 5V/12V
Hardware monitoring/watchdog timer	System monitor(CPU temperature, fan speed, system temperature)
Expansion interface	1* MINIPCIE slots, support WIFI/3G, 1*MSATA port
Environment	Power supply: recommended DC12V5A or over 5AOperation temperature: 0-60℃Relative humidity: 5%-95%, non-condensing
BIOS	AMI BIOS, support read only, power on, timing switch, remote switch, intelligent identification devices
Supported OS	WINDOWS 7-32 bit, 64 bit, Windows 8, Linux
Certificate	CE, CCC, ISO, MSDS, UN38.3, UN3091, POA

Optional motherboard

Model	LAN（RJ45）	COM	USB2.0	USB3.0
EM6900D-2C	1	2	6	2
EM6900D-6C	1	6	6	2
EM6900D-2L2C	2	2	4	2
EM6900D-2L6C	2	6	4	2
EM6800D-2C	1	2	6	2
EM6800D-6C	1	6	6	2
EM6800D-2L2C	2	2	4	2
EM6800D-2L6C	2	6	4	2

(EM2900D in the same specification as above, fan is optional for all models)