| Specification | 
 | 
| Product Model | 
| 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 | 
1200 : 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, supporting both 2.4 GHz and 5GHz bands | 
| 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(HDMI 2.0) × 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 (W × H × D) | 
1927 × 1212 × 254 mm | 
| Net Weight | 
51.75 kg | 
| Gross Weight | 
68.56 kg | 
| Lifespan | 
50000 hours |