Optoma 3752RK 75" UHD 4K UHD Creative Touch 3 Interactive Display, Android 13.0, 4GB Ram, 32GB Storage, 20 points touch, 20Wx2 Speakers | 3752RK

Key Features
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True UHD 4K resolution (3840 x 2160) for ultra-clear visuals
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Infrared-enabled LED LCD panel for smooth touch response
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Supports up to 40-point multi-touch functionality for collaborative use
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Control options via RS-232, LAN, and built-in Wi-Fi connectivity
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Multiple input options including 3 x HDMI, 1 x DisplayPort, and 1 x VGA
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Static contrast ratio of 1200:1 delivers deep blacks and vibrant colors
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400 nits brightness with a 4–8% haze level to minimize glare
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Compatible with Google Classroom for easy integration into digital learning environments
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Built-in wireless connectivity with Wi-Fi and Bluetooth
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Certified for safety and eye comfort by TUV
Optoma 3752RK 75" UHD 4K UHD Creative Touch 3 Interactive Display, Android 13.0, 4GB Ram, 32GB Storage, 20 points touch, 20Wx2 Speakers | 3752RK
Specifications
Display
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Back light: Direct type LED
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Size (diagonal): 75"
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Resolution: 3840 x 2160 (UHD 4K)
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Brightness: 400
-
Contrast ratio: 5,000:1
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Viewing angle: 178°
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Response time: 8ms
-
Life: 50,000 hours
-
Speaker count: 2
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Watts per speaker: 20W
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Glass: 4 mm Tempered Glass with Anti Glare + Anti Fingerprint
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Ambient light sensor: Yes
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Touch resolution: 32768 x 32768
Physical Spec
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Dimensions (W x D x H): 1735 x 1048 x 117
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Wall-hanging screw spec: M8*25mm
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VESA holes: 800x400
In the Box
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Power Cord
-
Remote Control
-
Quick Start Guide
-
USB Cable
-
HDMI Cable
-
Writing Pen x 2
Connections
-
Inputs:
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3 x HDMI 2.0
-
1 x VGA
-
1 x Audio 3.5mm
-
1 x S/PDIF
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3 x USB 2.0
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2 x USB 3.0
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1 x USB-C
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1 x RJ45
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1 x DisplayPort
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1 x Mic 3.5mm
-
-
Outputs:
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1 x HDMI 2.0
-
1 x Audio 3.5mm
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1 x RJ45
-
-
Control:
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2 x USB Touchport
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1 x RS232
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Bezel Size
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Top: 17.70mm
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Bottom: 45.70mm
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Left: 17.70mm
-
Right: 17.70mm
Operating Conditions
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Humidity: 20% ~ 93% RH
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Operating temperature (min): -10°C
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Operating temperature (max): 45°C
Weight
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Net weight: 51 kg
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Gross weight: 65 kg
Touch System
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Sensing type: IR
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System: Windows10 / Windows11 / Linux / Mac (1 Touch point only) / Android / Chrome
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Touch accuracy: <1.00mm
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Touch point: Up to 20 points touch
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Touch tool: Finger, Passive infrared pen
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Pen/finger detection: Yes
Power
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Power supply: AC 100-240V, 50/60 Hz
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Power consumption (standby): 0.5W
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Power consumption (max): 400W
Operation System
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System version: Android 13.0
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CPU: Quad-core
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GPU: Dual-core
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RAM: 4GB
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Storage: 32GB
OSD / Display Languages
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17 languages: Arabic, Czech, Danish, Dutch, English, French, German, Italian, Polish, Portuguese, Romanian, Russian, Chinese (simplified), Spanish, Swedish, Chinese (traditional), Turkish
Specifications
Display
-
Back light: Direct type LED
-
Size (diagonal): 75"
-
Resolution: 3840 x 2160 (UHD 4K)
-
Brightness: 400
-
Contrast ratio: 5,000:1
-
Viewing angle: 178°
-
Response time: 8ms
-
Life: 50,000 hours
-
Speaker count: 2
-
Watts per speaker: 20W
-
Glass: 4 mm Tempered Glass with Anti Glare + Anti Fingerprint
-
Ambient light sensor: Yes
-
Touch resolution: 32768 x 32768
Physical Spec
-
Dimensions (W x D x H): 1735 x 1048 x 117
-
Wall-hanging screw spec: M8*25mm
-
VESA holes: 800x400
In the Box
-
Power Cord
-
Remote Control
-
Quick Start Guide
-
USB Cable
-
HDMI Cable
-
Writing Pen x 2
Connections
-
Inputs:
-
3 x HDMI 2.0
-
1 x VGA
-
1 x Audio 3.5mm
-
1 x S/PDIF
-
3 x USB 2.0
-
2 x USB 3.0
-
1 x USB-C
-
1 x RJ45
-
1 x DisplayPort
-
1 x Mic 3.5mm
-
-
Outputs:
-
1 x HDMI 2.0
-
1 x Audio 3.5mm
-
1 x RJ45
-
-
Control:
-
2 x USB Touchport
-
1 x RS232
-
Bezel Size
-
Top: 17.70mm
-
Bottom: 45.70mm
-
Left: 17.70mm
-
Right: 17.70mm
Operating Conditions
-
Humidity: 20% ~ 93% RH
-
Operating temperature (min): -10°C
-
Operating temperature (max): 45°C
Weight
-
Net weight: 51 kg
-
Gross weight: 65 kg
Touch System
-
Sensing type: IR
-
System: Windows10 / Windows11 / Linux / Mac (1 Touch point only) / Android / Chrome
-
Touch accuracy: <1.00mm
-
Touch point: Up to 20 points touch
-
Touch tool: Finger, Passive infrared pen
-
Pen/finger detection: Yes
Power
-
Power supply: AC 100-240V, 50/60 Hz
-
Power consumption (standby): 0.5W
-
Power consumption (max): 400W
Operation System
-
System version: Android 13.0
-
CPU: Quad-core
-
GPU: Dual-core
-
RAM: 4GB
-
Storage: 32GB
OSD / Display Languages
-
17 languages: Arabic, Czech, Danish, Dutch, English, French, German, Italian, Polish, Portuguese, Romanian, Russian, Chinese (simplified), Spanish, Swedish, Chinese (traditional), Turkish