Dahua LPH75-MC420-C-S2 75 Smart Interactive Flat Panel (For Project)
Built-in Deephub Meeting software offers online conferences and customizable support for real-time collaboration. Displays in 4K Ultra HD with 4K UI. Two built-in mid-high frequency speakers support 2.0-channel audio output with 40W total power.
Key Features:
- Built-in DeepHub Meeting software
- 2.0-channel 40W audio
- 90% NTSC high gamut screen
- Split screen and screen sharing
- Handwriting recognition
- Project variant
The Dahua LPH75-MC420-C-S2 (For Project) is a 75-inch 4K interactive flat panel display designed for professional project deployments.
Built-in Deephub Meeting software offers online conferences and customizable support for real-time collaboration. Displays in 4K Ultra HD with 4K UI. Two built-in mid-high frequency speakers support 2.0-channel audio output with 40W total power.
Produces vibrant visuals through its NTSC High Gamut Screen with wide color coverage up to 90% and accurate color reproduction of ΔE≤1.5. Features split screen and screen sharing between the whiteboard and phones, computers, tablets and more devices.
Microsoft Office and other related software can be installed. Smooth writing experience through handwriting recognition, pen writing, fast writing response speed, and pen pressure recognition.
Specifications:
| Operating System | Android 14 |
| CPU | Quad-core A73 + Quad-core A53 |
| CPU Frequency | 2.2 GHz + 2.0 GHz |
| GPU | ARM Mali-G52 MP8 (8EE) |
| RAM | 8 GB |
| ROM | 128GB (optional 64GB) |
| Card Swiping with NFC | Yes, supports binding up to 10 cards. |
| NFC | supports quick user-based login and unlocking |
| Operating System of External Module | Windows 7/8/10/11; Android |
| Wi-Fi Hotspot | Dual-band 2.4 G/5 G; Supports enabling hotspot and Wi-Fi at the same time |
| Screen Size | 75 inch |
| Backlight | DLED |
| Aspect Ratio | 16:9 |
| Brightness | 400 cd/m² (typ.) |
| Resolution | 3840 (H) × 2160 (V) |
| Viewing Angle | H: 178°; V: 178° |
| Lifespan | ≥50,000 hrs |
| Display Color | 90% NTSC (typ.) |
| Refresh Rate | 60 Hz |
| Static Contrast Ratio | 1200 (typ.) |
| Response Time | 8 ms (typ.) |
| Camera | Android: Photo: 52 MP; Video: 8 MP Windows: Photo: 8 MP; Video: 8 MP |
| Auto Control | Auto white balance |
| Distortion | –8.6% |
| Max. Resolution | Photo: 9632 (H) × 5418 (V); Video: 3840 (H) × 2160 (V) |
| Field of View | D: 99°; H: 87°; V: 49° |
| Face Detection | Yes |
| Digital Zoom | Yes，supports up to 9x digital zoom. |
| Light Sensor | 1 |
| Front Button | 1 × power button |
| Front Ports | 1 × TYPE-C, 1 × HDMI IN, 2 × USB 3.2 Gen1 |
| Network Port | 2 × RJ-45 |
| Wi-Fi | Yes, 1 × Station, 1 × AP |
| Wi-Fi Standard | Station: 802.11b/g/n/a/ac/ax AP: 802.11b/g/n/a/ac/ax |
| Wi-Fi Frequency Range | 2400–2483.5 MHz, 5150–5350 MHz, 5470–5725 MHz, 5725–5850 MHz |
| MAX Power Transmission (Wi-Fi) | ≤20 dBm@2400–2483.5 MHz; ≤23 dBm@5150–5250 MHz; ≤20 dBm@5250–5350 MHz; ≤27 dBm@5470–5725 MHz; ≤14 dBm@5725–5850 MHz |
| Bluetooth | Yes |
| Bluetooth Standard | BR/EDR/BLE, BT5.2 |
| Bluetooth Frequency Range | 2400–2483.5 MHz |
| MAX Power Transmission (Bluetooth) | ≤20 dBm@2400–2483.5 MHz |
| RFID Modulation Method | ASK |
| RFID Frequency Range | 13.56 MHz |
| MAX Power Transmission (RFID) | 42 dBuA/m @10 m |
| USB | 4 × USB 3.2 Gen1 Type-A; 1 × USB 2.0 Type-A; 1 × Micro USB 2.0 |
| RS-232 | 1 × DB9 male connector |
| Video Input | 2 × HDMI 2.0 (4K@60Hz) |
| Video Output | 1 × HDMI 2.0 (4K@60Hz) |
| Audio Output | 1 × 3.5 mm Line Out port; 1 × SPDIF port |
| Others | 2 × Touch port |
| IrDA | 1 |
| Microphone | 8 arrays |
| Type-C Port | 1 × Type-C IN (DP IN (4K@60 fps) + USB 3.2 Gen1 host+ USB 2.0 device (touch) + 5W Charging) |
| Response Time | ≤3.3 ms |
| Touch Technology | Infrared |
| Touch Points | 32@Android, 50@windows |
| Valid Touch | 1.5 mm (0.06″) (over 90% touch area) |
| Writing Mode | Finger + Pen (attaches magnetically) |
| Anti-light Interference | Anti-dazzle tempered glass |
| Surface Hardness | ≥9H |
| Touch Resolution | 32,767 × 32,767 |
| Number of Multi-user Writing Points | 10 points (over 90% touch area) |
| Number of Cavities | 2 |
| Frequency | 150 Hz–20 kHz |
| Power | 2.0 sound channel, front-end: 2 × 20 W |
| Built-in Speaker | 2 |
| Pick-up Distance | Long-range sound pickup: 8 m–12 m (26.25 ft–39.37 ft) |
| Number of Microphones | 8 arrays |
| AGC | Yes |
| Echo Cancellation | Yes |
| Polar Pattern | Omnidirectional |
| Intelligent Noise Filtering | YES |
| Power Supply | 100–240 VAC, 50/60 Hz |
| Power Consumption | 225 W (basic), 326 W (max) |
| Operating Temperature | 0 °C to +40 °C (+32 °F to +104 °F) |
| Storage Temperature | –20 °C to +60 °C (–4 °F to +140 °F) |
| Operating Humidity | 10%–90% (RH), non-condensing |
| Storage Humidity | 10%–90% (RH), non-condensing |
| Product Material | Metal casing |
| Protective Glass | 3.2 mm anti-dazzle tempered glass |
| Casing Color (Frame/Rear) | The left and right sides are black, and the top and bottom are starry gray. |
| Product Dimensions | 1,707.5 mm × 87 mm × 1,067 mm (67.22″ × 3.43″ × 42.01″) (L × W × H) |
| Frame Size | Top border: 40.9 mm (1.61″), left and right borders: 17.5 mm (0.69″), bottom border: 65.3 mm (2.57″) |
| Packaging Dimensions | 1,875 mm × 227 mm × 1,177 mm (73.82″ × 8.94″ × 46.34″) (L × W × H) |
| Net Weight | 50 kg (110.23 lb) |
| Gross Weight | 71.2 kg (156.97 lb) |
| Holes Distance | 600 mm × 400 mm (23.62″ × 15.75″) |
| Installation | Wall mount; mobile bracket |
| Standby Power Consumption | ≤0.5 W |
| Glass Thickness | 3.2 mm |
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