Item	PH3.91
Color	Full-color real pixels
Use environment	Indoor
Pixel pitch	3.91mm
Module size	250*250
Physical density	65536dots/square meter
Pixel configuration	1R1G1B
LED chip	SMD2121
Module resolution	64*64
Module power	70w
Recommended viewing distance	4-10m
Best viewing angle	H: 120°; V:120°
Maximum power consumption	620w
Average power consumption	25w
Cabinet size	W500m×H500mm/W500m×H1000mm
Standard cabinet resolution	128128/128256
Weight	6.4kg/Cabinet
Driving method	1/32Scan, Constant Current
Video frame rate	≥60 Hz
Rate refresh	≥1200Hz
White balance brightness	≥1000cd
Operating temperature/Humidity	-30℃~+45℃
Ingress protection	Back:IP43
Input voltage	110-220V AC±10%
Gray scale /Color	Display Colors ≥16.7N(Synchronize)
Brightness control	Manual/Automatic
Input signal	RF,S-VIDEO,RGBHV,YUV,YC & COMPOSITION,etc
Control system	PCTV+DVI video card+control card+fiber
MBTF	>500 hours
Life time	>100,000 Hours
The rate	<0.0002

Our Products’ Features:

Quality ---- Methods for quality assurance

Strict IQC:

1.According to ；

2.AQL international checking standard , for all coming materials；

3.In Process Quality control；

4.Fully inspection before deliver to production；

Module Aging:

1. 100% fully test

2. condition: 72 hours with 256 grey level

3.Finished-Panel Aging

100% full lighting test (both video and white in 2 hours a circle) and Scanning Test

White-Balance Testing:

Condition: In a Black House

Standard: IS standard which LED industry recognized standard

Purpose: measure the Luminance and white balance values for each order , keep record

Vibration Testing

Condition: 3 – 5 minutes up and down in 5mm range

Product Tags:

led advertising screen 4260x2160

rental 7.5mm led screen

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