• Model NO.：QCP3.91
• Pixel Configuration：1R, 1G, 1B
• Display Function：Video Display
• Average Power Consumption：300W , m²
• Pixel Density：44321 dot , m²
• Scanning Mode：1,13 Scan
• Display Type：LED Video Display
• Application：Stage Performance
• Certification：CE, RoHS, CCC, ISO9001, CB, FCC
• Brightness：6000CD
• Refresh Rate：1920Hz,3840Hz
• Best View Distance：>5m
• Life Time：100, 000hours
• Cabinet Material：Die Casting
• Cabinet Size：500*500mm,500*1000mm
• Warranty：2 Years
• Delivery Time：15 Days
• Transport Package：Flight Case
• Specification：250mm*250mm
• Trademark：Qichuang
• Origin：China, Guangzhou
• HS Code：8528591090
• Production Capacity：3000 Square Meters , Month
• Package size per unit product：110.00cm * 75.00cm * 30.00cm
• Gross weight per unit product：20.000kg

Basic Info.

Model NO. QCP3.91 Pixel Configuration 1R, 1G, 1B Display Function Video Display Average Power Consumption 300W / m² Pixel Density 44321 dot / m² Scanning Mode 1/13 Scan Display Type LED Video Display Application Stage Performance Certification CE, RoHS, CCC, ISO9001, CB, FCC Brightness 6000CD Refresh Rate 1920Hz/3840Hz Best View Distance >5m Life Time 100, 000hours Cabinet Material Die Casting Cabinet Size 500*500mm/500*1000mm Warranty 2 Years Delivery Time 15 Days Transport Package Flight Case Specification 250mm*250mm Trademark Qichuang Origin China, Guangzhou HS Code 8528591090 Production Capacity 3000 Square Meters / Month

Packaging & Delivery

Package size per unit product 110.00cm * 75.00cm * 30.00cm Gross weight per unit product 20.000kg

Product Description

Technical Parameters

Pitch Size	3.91mm
Module Size	250*250mm
Module Pixel(dots)	64dots*64dots
Pixel Configuration	1 Red, 1 Green, 1 Blue SMD 3-in-1
LED chip	Sanan
Color scale	65536degree/16777216colors
Pixel density	64510pixels/square meter
View angle(H/V)	≥140/140degree
Brightness	≥6000cd/square meter
Brightness adjustment	64 level automatic or manual
View distance	3--200m
Power consumption	100-1200W/square meter
Net weight	30kg/square meter
Operating temperature	-25°C~+60°C
Operating humidity	10%-95%RH
Life time	≥100,000hours
Out of control dot	≤1/10,000
Whole Display Flatness	≤1mm Juncture
Exchange frame speed	>150frames per second
Refresh frame frequency	1920Hz-3840Hz
Control distance	120m (without repeater), single mode fiber:20km, multi mode fiber: 500m
Power	110V/220V±15% 50/60Hz
Operating system	Windows series
Drive mode	constant current driving, 1/13 scan
Display mode	VGA640X480-VGA1600X1024
Protection Level	IP65
Maintenance way	Rear access
Accepting signal	PAL/NTSC/SECAM,S-Video;VGA;RGB;Composite Video;SDI

Other products:
Indoor fixed LED screen: P1.53,P1.875,P2,P2.5, P3, P4, P5, P6, P8, P10
Indoor rental LED screen: P2.5,P2.976,P3, P3.91, P4, P4.8, P4.81, P5, P6
Outdoor fixed LED screen: P2.5, P3, P4, P5, P6, P8, P10
Outdoor rental LED screen:P3, P3.91, P4, P4.8, P4.81, P5, P6, P8, P10
Small pitch LED screen: P1.25, P1.53
Front service maintenance LED screen: P6.67, P8, P10
Stadium perimeter LED screen: P4, P5, P6, P8, P10
LED poster player: P1.875, P2.5, P3, P4, P5, P6, P8, P10


FAQ
 1. Experienced&Professional:
16-year manufacturing experience on LED displays, professional workmanship & design.
 
 2. Best raw materials:
Taiwan Sanan LED chip,high quality,high brightness and long life span.
 
 3. Competitive price:
 100% factory price,competitive and reasonable price.
 
 4. Strict quality control:
The quality of our display is excellent. We use the materials of high quality suppliers in the world,strictly control the production process, and pass the multiple quality inspection to ensure that everyproduct is qualified.
 
  5. Quality guarantee:
All our LED display screens is more than 100,000 hours life span.
 
 6. Long warranty:
Two- year warranty, any quality problem during warranty time will be handled .
 
7. Prompt &Professional service:
Any inquires will be replied within 24/7 hours and you'll get helpful suggestions from us.
 
Your questions
Q1:LED display models are generally expressed in PX, such as P2 P3 P4.....P8, P10, what does this mean?
A: P1.25, P2, P3 P4.....P8,P10 means that the pixel pitch is 1.25mm, 2mm, 3mm 4mm....10mm, which determines resolution of a display .Pixel pitch is smaller, led display resolution is higher.
 Best raw materials: 3. Competitive price: 6. Long warranty:7. Prompt &Professional service:
 
Q2:What pixel pitch should I choose on my display?
A:Using the PX screen, it is determined mainly by the viewing distance, the size of the display screen, thedesired effect and the customer budget. 
 
Q3: To order a display ,What kind of information do I have to offer you?
A:You should provide width/height of the display, the main use, the viewing distance, the scene photos, special requirements,then I can provide you with a detailed list of quotations.
 
Q4:How to install?
A:Free of charge to provide detailed steel structure drawings and installation guidance and wiring diagram, free remote debugging. We can also send our engineers to the site to guide the installation if needed.
 
Q5:What about the lead time?
A:Orders less than 50 square meter display, lead time is 15 working days.
 
Q6:Can I order a sample?
A:Yes, your sample orders are welcome, after checking our quality and service, we are confident that you will come back for your future orders.
 
 
 
After-sales services
 
1. Free guarantee repair (including labor and material): free for repair service in Qualitywarranty period and reasonable charge for spare parts and maintaining service afterthe quality warranty period.
 
2. Responding time: upon receiving user's notification, we ensure 24/7 hours after-salestechnical support.
 
3. Spare parts: necessary spare parts are provided together with products to
customers.When your screen have problem, please call us, email us, or through the Skype,Wechat, WhatsApp, QQ etc to tell us the detailed fault information (if the fault could bepresented by pictures, please take pictures and send them to us as possible as youcan),Our after-sales service engineers will offer technical support and guidance basedon your description.
 
A. Real-time communication service
We can provide customer services through TM, Email, Skype,Wechat,WhasApp, QQ etc.
 
B. Remote control service
We can operate the customer's computer remotely via Internet, to install and set up software for customers, and to dispose of the technical fault of LED display system software.
 
C. Post Service
Under warranty, customers could send the defective components back to us; we will repair them and return to you as soon as we can.
 
The shipping cost from the buyer to the supplier is covered by the User. The shipping cost from supplier to the Buyer will be paid by the supplier.