لوحة بيضاء تفاعلية ذكية من سلسلة داهوا MC420، شاشة IPS مقاس 86 بوصة، دقة 4K UHD، معدل تحديث 60 هرتز، زمن استجابة 8 مللي ثانية، تقنية لمس بالأشعة تحت الحمراء، كاميرا بدقة 48 ميجابكسل، لون أسود | LPH86-
Specifications
| Built-in System | |
| OS | Android 11.0 (OTA upgradable to 14.0) |
| 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 | 64 GB |
| NFC | Yes, supports up to 10 cards |
| External Module OS | Windows 7/8/10 |
| Wi-Fi Hotspot | Dual-band 2.4G/5G, hotspot + Wi-Fi simultaneously |
| LCD Panel | |
| Panel Size | 86 inch |
| Backlight | DLED |
| Aspect Ratio | 16:9 |
| Brightness | 400 cd/m² (typ.) |
| Resolution | 3840 × 2160 |
| Viewing Angle | 178° (H/V) |
| Lifespan | ≥50,000 hrs |
| Display Color | 90% NTSC (typ.) |
| Refresh Rate | 60 Hz |
| Contrast | VA: 4000:1; IPS: 1200:1 |
| Response Time | 8 ms |
| Camera | |
| Resolution | 48 MP |
| Auto White Balance | Yes |
| Distortion | –8.6% |
| Max Resolution | 3840 × 2160 |
| Field of View | D: 99°, H: 87°, V: 49° |
| Face Detection | Yes |
| Digital Zoom | Up to 9x |
| Device Ports | |
| Light Sensor | 1 |
| Front Button | 1 × Power |
| Front Ports | 1 × Type-C, 1 × HDMI IN, 2 × USB 3.0 |
| Network Ports | 2 × RJ-45 |
| Wi-Fi | 1 × Station, 1 × AP |
| Wi-Fi Standard | 802.11b/g/n/a/ac/ax |
| Wi-Fi Frequencies | 2.4–2.4835, 5.15–5.85 GHz |
| Wi-Fi Power Output | ≤27 dBm (varies per band) |
| Bluetooth | Yes, BT 5.2 |
| Bluetooth Frequency | 2.4 GHz |
| Bluetooth Power Output | ≤20 dBm |
| RFID Modulation | ASK |
| RFID Frequency | 13.56 MHz |
| RFID Power Output | 42 dBuA/m @10m |
| USB Ports | 4 × USB 3.0, 1 × USB 2.0, 1 × Micro USB 2.0 |
| RS-232 | 1 × DB9 male |
| Video In | 2 × HDMI 2.0 (4K@60Hz) |
| Video Out | 1 × HDMI 2.0 (4K@60Hz) |
| Audio Out | 1 × 3.5 mm Line Out, 1 × SPDIF |
| Other Ports | 2 × Touch, 1 × IrDA |
| Microphones | 8-array |
| Type-C Port | DP IN (4K@60fps), USB 3.0 host, USB 2.0 (touch), 5W charging |
| Touchscreen | |
| Technology | Infrared |
| Response Time | ≤10 ms |
| Touch Points | Android: 31, Windows: 50 |
| Valid Touch | 1.5 mm (90% area) |
| Writing Mode | Finger + Magnetic Pen |
| Surface | Anti-dazzle tempered glass |
| Hardness | ≥9H |
| Resolution | 32,767 × 32,767 |
| Multi-user Writing | 10 points (90% area) |
| Speaker | |
| Cavities | 2 |
| Frequency | 150 Hz–20 kHz |
| Power Output | 2 × 20 W |
| Built-in Speaker | 2 |
| Microphone | |
| Pickup Range | 8 m–12 m |
| Mic Count | 8-array |
| AGC | Yes |
| Echo Cancellation | Yes |
| Polar Pattern | Omnidirectional |
| Noise Filtering | Yes |
| General | |
| Power Supply | 100–240 VAC, 50/60 Hz |
| Power Consumption | 318 W (basic), 453 W (max) |
| Operating Temp | 0–40 °C |
| Storage Temp | –20–60 °C |
| Operating Humidity | 10–90% RH |
| Storage Humidity | 10–90% RH |
| Material | Metal casing |
| Protective Glass | 3.2 mm anti-dazzle |
| Casing Color | Sides: Black, Top/Bottom: Silver |
| Dimensions (L×W×H) | 1953.5 × 87 × 1206 mm |
| Frame Size | Top: 40.9 mm, Sides: 17.5 mm, Bottom: 65.3 mm |
| Package Dimensions | 2090 × 227 × 1315 mm |
| Net Weight | 65 kg |
| Gross Weight | 88.9 kg |
| Mounting Holes | 800 × 400 mm |
| Installation | Wall mount; Mobile bracket |
| Standby Power | ≤0.5 W |
| Packing List | |
| Contents | Smart whiteboard, Wireless module, Power cord, 2 Stylus pens, Quick guide, Regulatory manual, Wall mount, Accessories, Remote control |
جنرال لواء
العلامة التجارية
- Dahua
الموديل
- MC420 Series
كود تخزين مايكروليس
- 242010
تاريخ متاح الأولى
- 07 مايو، 2025
وزن المشتريات
- 88.90 كغ
مقاسات الشحنة
- 22.70 سم x 209.00 سم x 131.50 سم
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