Description	Technical parameter
Unit module	PCB	2 layers
	Module size	200mm(W)*200mm(H)
	Pixel pitch	25 mm
	pixels Density	1600 dots/㎡
	Pixel configuration	2R1G1B
	LED specification	￠5 ellipse
	Pixel resolution	8 dots(W)*8dot(H)
	Max Power consumption	19 w
	Weight	0.55 kg
	Working voltage	DC5V
	Power port	VH4(++--)×1pcs 2P U-terminal × 1 pcs
	Signal interface	HUB 40
	Package of Carton	600mm*450mm*260mm
	Quantity	20 pcs
	G. weight	14 kg (including modules)
Cabinet	Dimension	1200mm*1200mm*150mm
	Quantiy of Module	36 pcs
	Power supply	5V/40A*4 pcs
	thermal discharge	fan*4 pcs
	Total Weight	70kg
	Pixel per cabinet	48dot*48dot
	Best viewing distance	20 ～160 m
	Best viewing angle	120°(H) /90°(V)
	Temperature	storage: - 35℃ ～ + 85℃
		working: ’- 20℃ ～ + 65℃
	Operation humidity	≤90 ~ 95%
	Thickness	18cm
	Packing	1210mm*1205mm*390mm
	Quantiy	2 pcs
	G. weight	170 kg (including cabinet)
	Note: the abvoe cabinet size can be chosen: 800*400mm, 800*800mm
Power	Working voltage	AC220V ± 10% or AC110V ± 10%
	Average Power consumption	270w/㎡
	Max. Power consumption	≤ 550w/㎡
	Current	≤20mA(single LED)
Control system	PC	Pentium 4 or above
	Operating system	WIN 98/2000/NT/XP
	control method	Synchronization
Main technical parameter	Driving device	Constant Current
	Drive type	static
	Refresh frequency	≥400Hz/s
	Grey scale/colors	256 levels of each color(R/G/B)/ 16.7M colors
	Brightness of white balance	≥6800 cd/㎡
	Brightness adjustment	255 levels of each color(R/G/B) by software
	Video Signal	PAL/NTSC
	Control system	DVI display card + full color controller card
	MTBF	≥10,000 hours
	Life span	≥70,000 hours
	Flatness	Tolerance of pixel pitch≤0.3mm
		Tolerance of modules between ≤1.5mm
	Display Mode	800*600; 1024*768
	Communication distance	no less than 100 meters (network cable)
Soft ware	LED media player