Indoor P4 full color LED display  

Technical Parameters of P4(3 in 1)in door LED display
Usage	Indoor
Pitch(mm)	4
Pixel Constitute	1R1G1B
LED Chips--Epistar+Silan	R:λd(625-630nm) G:λd(522.5-525nm) B:λd(467.5-470nm) R:Ⅳ(180-200mcd) G:Ⅳ(330-360mcd) G:Ⅳ(95-105mcd)
Pixel Density(dots/㎡)	62500
Module Size(mm)	128*128
Cabinet size(mm)	640*640
Viewing Distance(m)	>=4
Viewing Angle(℃)	V120, H140
Average Power Consumption	800W/㎡
Brightness (white balance)	>=2500cd/㎡
Refresh rate	>=1200Hz
Frame frequency	≥60Hz/s
Average NO failure time	>5000 hours
Life span	>100000 hours
Working temperature	-20 ℃～+65℃
Driving Voltage	220±15% or 110±15%
Working Voltage	5V±10％
Driving Method	1/16
Display Function	Video, Animation, Graphics, other
Operating system	Windows (2000/XP/Vista)
Control distance	CAT5 cable:<100 m; Single fiber:<10 km