Large Format Display - 1751RK - 75in Touch - 3840x2160 (UHD) - Black

Introduction

Optoma Creative Touch 1-Series: Smart-Value Interactive Learning for Every Classroom
The Optoma 1-Series is built to give schools what they really need—powerful, reliable interactive teaching tools at a price that makes sense. Designed with teachers and students in mind, it brings together the essentials of modern learning without the unnecessary extras that push budgets out of reach.

1-Series: Smart-Value Interactive Learning for Every Classroom
The Optoma 1-Series is built to give schools what they really need—powerful, reliable interactive teaching tools at a price that makes sense. Designed with teachers and students in mind, it brings together the essentials of modern learning without the unnecessary extras that push budgets out of reach.

Why educators love it:
- Lightweight design & low power consumption for energy-conscious schools
- Optional Expandable storage (via TF card) for flexibility
- 40-point touch for whole-class collaboration
- Backed by Optoma’s trusted reliability

Hybrid Learning – Teach beyond the classroom
Teach in real-time, no matter the location of the student. Optoma’s Creative Touch interactive displays are perfectly suited to the ever-changing needs of educational environments.

Designed to support distance learning, students can work together in real time from home, in the classroom or anywhere, maximising engagement in remote and hybrid learning environments. With the ability to connect to webcams and other visualisers along with Optoma’s unique software, the Creative Touch interactive displays provide the ultimate collaboration solution for education.

Display Share 2
Display Share 2 Advanced wireless sharing built for modern collaboration.

Wirelessly cast and share content using AirPlay or Google Cast. Display Share 2 supports Android, iOS, Windows, macOS, Chrome, and wired USB casting for iOS and Android when network access isn’t available.

Enable true multi-user collaboration with multiple participants casting simultaneously across up to 16 screens, one-to-many broadcasting, and display grouping with touch control and annotation. Enhanced moderator controls, security features, smart screen layouts, and global cloud casting ensure a seamless, secure, and scalable sharing experience in any environment.

1-Series Hardware Highlights
Smart-Value for Education – The 1-Series delivers a complete interactive experience—40-point touch, embedded whiteboard, and wireless sharing—at an accessible price, making it perfect for district-wide rollouts.

Crystal-Clear Clarity – With 4K resolution and zero bonded glass, every diagram, video, and interactive activity looks sharp and vibrant, even at the back of the room.

Future-Ready Performance
Future-Ready Performance – Powered by Android 14 and an 8-core processor, lessons run smoothly and apps launch fast, ensuring students stay engaged and teachers stay in control.

Display

Display diagonal

190.5 cm (75")

Display brightness

350 cd/m²

Display number of colours

1.07 billion colours

Display resolution

3840 x 2160 pixels

Anti-glare screen

Yes

HD type

4K Ultra HD

Panel type

VA

LED backlight

Yes

LED backlighting type

Direct-LED

Native aspect ratio

16:9

Contrast ratio (typical)

1200:1

Contrast ratio (dynamic)

5000:1

Response time

8 ms

Touchscreen

Yes

Touch technology

Multi-touch

Number of simultaneous touchpoints

40

Viewing angle, horizontal

178°

Viewing angle, vertical

178°

Hardness

7H

Computer system

Operating system installed

Android

Operating system version

14

Built-in processor

Yes

Processor architecture

ARM Cortex A72 + ARM Cortex A53

Processor cores

8

User memory

64 GB

RAM capacity

8 GB

Graphics card family

ARM

Graphics card

Mali-G52 MC3

Audio

Built-in speaker(s)

Yes

Number of built-in speakers

2

Speaker power

40 W

Network

Wi-Fi

Yes

Top Wi-Fi standard

Wi-Fi 6 (802.11ax)

Wi-Fi standards

Wi-Fi 6 (802.11ax)

Bluetooth version

5.2

Ethernet LAN

Yes

Ports & interfaces

Interface

HDMI

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity

4

USB 2.0 ports quantity

1

USB connector type

USB Type-A, USB Type-C

HDMI ports quantity

4

USB Type-C ports quantity

1

HDMI version

2.0

HDMI output ports quantity

1

DisplayPorts quantity

1

Ethernet LAN (RJ-45) ports

2

VGA (D-Sub) ports quantity

1

OPS slot

1

S/PDIF out port

Yes

Headphone connectivity

3.5 mm

RS-232 ports

1

Ergonomics

Product colour

Black

VESA mounting

Yes

Panel mounting interface

800 x 400 mm

Wall mountable

Yes

Performance

Ambient light sensor

Yes

Card reader integrated

Yes

Compatible memory cards

SD

Power

Power consumption (max)

340 W

Power consumption (typical)

170 W

AC input voltage

100 - 240 V

AC input frequency

50/60 Hz

System requirements

Windows operating systems supported

Windows 10, Windows 8, Windows 7, Windows XP

Mac compatibility

Yes

Linux operating systems supported

Debian 10

Mobile operating systems supported

Android

Operational conditions

Operating relative humidity (H-H)

20 - 93%

Weight & dimensions

Width

1712 mm

Depth

99 mm

Height

1022 mm

Weight

42 kg

Packaging data

Package weight

53 kg

Quantity per pack

1 pc(s)

Packaging content

Remote control included

Yes

Quick start guide

Yes