LED color:1R1G1B,2R or 2Y
	LED life:100 000 hours
	Communication way:RS232,RS485,TCP/IP,GSM,Wireless TCP/IP,Wireless RF
	Pixel array of unit module:16x16
	Pixels per square meter:3906
	Drive mode:static scanning
	Best viewing distance:20-50m
	Kinds of color:16777216 for synchronous mode;8 color for asynchronous
	Refresh velocity:above 60 HZ
	Power:AC220V or 110V  DC 12V or 24V
	Effective control distance:20m for RS232,1000m for RS485
	Operation temperature:-20-80 celsius
	Operating humidity:10%-90% RH
	Transferring speed rate:9600BPS
	RAM Capacity:512K
	Enclosure:Aluminum case and steel mounting brackets
	Pixel wavelength:RED 626NM,AMBER 592NM,GREEN 522NM