| Technical Details | Specification |
|---|---|
| Display Size | 75 inch (190.5 Cm.) |
| CPU | Quad-core A55 |
| Operating | System Android 9 |
| Writing Mode | Finger + Pen |
| RAM & ROM | 4 GB & 32 GB |
| Aspect Ratio | 16:9 |
| Contrast Ratio | Static Contrast: 1200:1; Dynamic Contrast: 6000:1 |
| Backlight | DLED |
| Brightness | 350 cd/m² |
| Resolution | Panel resolution: 3840 (H) × 2160 (V) |
| Viewing | Angle 178°(H)/178°(V) |
| Refresh Rate | 60 Hz |
| Lifespan | 50,000 hours |
| Wi-Fi | Dual-band Wi-Fi (2.4/5 GHz) |
| Wi-Fi Hotspot | Dual-band (2.4/5 GHz); supports enabling Hotspot and Wi-Fi at the same time |
| Touch Technology Type | Infrared Touch Technology |
| Touch Points | 20 |
| Touch Response Time | <10 ms |
| Valid Touch | 2 mm |
| Touch Resolution | 32767 × 32767 |
| Distortion | ≤5% |
| Number of Multi-user Writing Points | 10 |
| Number of Continuous and Precise Writing | 2 |
| IrDA | 1 |
| Front Button | 1 × power button (right side) |
| Ports | 1 × RJ-45, 1 × Wi-Fi; 1 × Hotspot, 1 × RS-232, 1 × HDMI IN, 1 × 3.5 mm (Line OUT); 3 × USB 3.0; 1 × Micro USB port |
| Light Sensor | 1 |
| Number of Microphones | 2 |
| Microphone Pick-up Distance | Far-field sound pickup: 6 m–8 m (19.69 ft–26.25 ft) |
| Built-in Speaker | 2 |
| Speaker Power Full frequency | 15 W × 2 |
| AGC | Supported |
| Echo Cancellation | Supported |
| Noise Cancellation | Supported |
| Polar Pattern | Omnidirectional |
| Display Glass | Anti-dazzle tempered glass with a hardness of 7 on the Mohs scale |
| Glass Thickness | 3mm |
| Operating Temperature | -10 °C to +45 °C (+14 °F to +113 °F) |
| Storage Temperature | -20 °C to +55 °C (–4 °F to +131 °F) |
| Operating Humidity | 10%–90% |
| Storage Humidity | 10%–90% |
| Power Supply | 100–240 VAC, 50/60 Hz, 3A |
| Power Consumption | 300 W |
| Standby Power Consumption | 0.5 W |
| Frame Color (Front/Back) | Bottom: Silver; top/left/right: black |
| Casing | Metal |
| Weight | 54 kg |
| Dimensions | Panel Dimensions: 75-inch, Product Dimensions: 1,707 mm × 87 mm × 1,066 mm |
