
- Ultra HD display with up to 3840 × 2160 resolution of input signal available.
- 20px ultra fine writing, and 2 mm diameter recognizable with the precision of 1 mm.
- Built-in Wi-Fi realizes miracasting without any cable connection.
- Built-in interactive whiteboard system allows annotating and sharing by QR code.
- Looping-out display available.
- Various audio and video interfaces for device access.
- Built-in network switch chip saves a network switch.
- Built-in Android system provides kinds of applications.
- Compatible with OPS/OPS-C devices, realizing smooth switch between built-in systems.
- Ultra-thin design with aluminum profile frame.

Specification
| Product Model | DS-D5B75RB/C |
| Display | |
| Screen Size | 75 inch LED Backlight |
| Backlight | DLED |
| Pixel Pitch | 0.143 (H) × 0.430 (V) mm |
| Resolution | 3840 × 2160 @60 Hz |
| Brightness | 350 cd/m² |
| Color Depth | 10 bit |
| Contrast Ratio | 4000:1 (Typ.) |
| Response Time | 6 ms |
| Color Gamut | 90% NTSC (CIE1931) (Typ.) |
| Refresh Rate | 60 Hz |
| Viewing Angle | 178° (H) / 178° (V) |
| Built-In System | |
| Operation System | Android 11 |
| Processor | A72×2 + A53×4, 1.8 GHz |
| Memory | 4 GB |
| Built-In Storage | 64 GB |
| NIC | Built-in 1000 Mbps NIC, supporting routing; IEEE 802.11 a/b/g/n/ac with 2 × 2 MIMO |
| Touch | |
| Type | Infrared touch screen |
| Glass | AG smooth glass |
| Touch Point | Max 45 point multi-touch |
| Touch Response Time | < 10 ms |
| Touch Precision | ± 1 mm (≥ 90% touching area) |
| Internal Function | |
| Loudspeaker | Built-in 2 × 16 W loudspeaker |
| Bluetooth | Built-in BLE (Bluetooth Low Energy) module supports Bluetooth 5.0 and previous version |
| Interface | |
| Video & Audio Input | HDMI IN × 2 (Max 4K @ 30 Hz), LINE IN × 1 |
| Video & Audio Output | HDMI OUT (HDMI 2.0) × 1 (Max 4K @ 60 Hz), LINE OUT × 1 |
| Control Interface | RS-232 × 1, Touch-USB × 1 |
| Network Interface | RJ45 (1000 Mbps port) × 2 |
| Data Transmission Interface | USB-C × 1, USB-A × 2 on front panel, USB-A × 2 on rear panel |
| Power | |
| Power Consumption | ≤ 370 W (full load) |
| Standby Consumption | 0.5 W |
| Working Environment | |
| Working Temperature | 0 ℃ to 40 ℃ (32 ℉ to 104 ℉) |
| Working Humidity | 10% to 90% RH |
| General | |
| Power | 100 to 240 V, AC, 50/60 Hz |
| Product Dimensions | 1718 × 1046 × 87.5 mm |
| Package Dimensions | 1927 × 1212 × 254 mm |
| Net Weight | 51.75 kg |
| Gross Weight | 68.56 kg |
| Lifespan | 50,000 hours |
Your order of 100$ or more gets free standard delivery.
- Standard delivered 4-5 Business Days
- Express delivered 2-4 Business Days
Orders are processed and delivered Monday-Friday (excluding public holidays)
Austino members enjoy free returns.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.