Display LED 75" 4K UHD cu touch OPTOMA 3751RK

Specificatii tehnice:
Display
Back light Direct type LED
Size (diagonal) 75"
Resolution 3840x2160
Brightness 370
Contrast ratio 1,200:1
Contrast ratio (dynamic) 4,000:1
Viewing angle 178°
Response time 8ms
Life 50,000 hours
Display colours 1,070
Speaker count 2
Watts per speaker 15W
Surface hardness 7H
Glass Anti Glare + Anti Finger Print
Ambient light sensor Yes
Air gap 4.00mm

Physical spec
Dimensions (W x D x H)mm 1770 x 1071 x 109
Wall-hanging screw spec M8*25mm
VESA holes 800x400
In the box European Standard Power Cord
American Standard Power Cord
British Standard Power Cord
USB Cable
HDMI Cable
Writing Pen x2
Remote Control
Battery
Pen holder/ Pen tray
QSG

Connections Inputs 3 x HDMI 2.0, 1 x VGA, 1 x DisplayPort, 1 x Audio3.5mm, 4 x USB2, 1 x USB 3.0, 1 x RJ45
Outputs 1 x HDMI 2.0, 1 x S/PDIF, 1 x Audio 3.5mm, 1 xRJ45
Control 5 x USB-B interactive, 1 x RS232
Bezel size (top) 27.00mm
Bezel size (left) 27.00mm
Bezel size (right) 27.00mm
Operating conditions 20% ~ 80% RH
Operating temperature(max)40°C
Net weight 57 kg
Gross weight 71 kg

Touch system
System Windows10/Windows8/Windows7/Windows XP/Linux/Mac/Android/Chrome
Touch accuracy <1.50mm
Touch point 20
Touch tool Finger, Passive infrared pen
Pen/finger detection Yes

Power
Power supply 100-240V~ 50/60Hz 3.5A
Power consumption(standby)0.5W
Power consumption (max) 220W
Operation System
System version Android 8.0
CPU Dual-core A73 and dual-core A53
GPU Mali G51*2
RAM 3GB
Storage 16GB