Dahua Technology LPH75-MC480-U Interactive Whiteboard 190.5 cm (75") 3840 x 2160 px Touchscreen Black / N/A

Power AC input voltage: 100 - 240 V AC input frequency: 50/60 Hz Power consumption in standby mode: 0.5 W Power consumption: 260 W Power consumption (max): 550 W Weight and dimensions Product weight: 51 kg Product height: 1038.9 mm Bezel Width (L/T, R/B): U: 33.3 mm, L/R: 14.6 mm, D: 43.0 mm (U: 2.42", L/R: 0.69", D: 1.11") Product depth: 85.4 mm Product width: 1709.4 mm Working conditions Temperature range (operation): 0 - 40 °C Permissible relative humidity: 10 - 90% Relative humidity range: 10 - 90% Temperature range (storage): -20 - 60 °C Network Bluetooth Low Energy (BLE): Yes NFC: Yes Bluetooth: Yes Basic Wi-Fi standard: Wi-Fi 5 (802.11ac) Wi-Fi: Yes Bluetooth version: 5.2+EDR Wi-Fi standards Wi-Fi 5 (802.11ac) Wi-Fi 6 (802.11ax) Wi-Fi 4 (802.11n) 802.11g 802.11a 802.11b System requirements Supported Windows operating systems Windows 10 Windows 8 Windows 11 Windows 7 Packaging data Package depth: 225 mm Number of pieces: 1 Weight with packaging: 64 kg Package width: 1863 mm Package height: 1163 mm Package contents Pen Included: Yes Quick Start Guide: Yes Remote control included: Yes Mounting Brackets Included: Yes Wires: Alternating Current Display Native aspect ratio: 16:9 Matrix type: IPS HD type: 4K Ultra HD LED backlight: Yes Maximum refresh rate: 60 Hz Touch system response time: 2 ms Screen diagonal: 75" Low blue light technology: Yes Surface material: Tempered glass Hardness: 9H Touch accuracy: 0.5 mm Resolution: 3840 x 2160 px Number of simultaneous touch points: 50 Response time (typical): 6.5 ms Contrast ratio (typical): 1200:1 Touch resolution: 32768 x 32768 px Touchscreen: Yes Touchscreen type: Infrared Viewing angle (vertical): 178° Matte screen: Yes Color palette: 90% LED backlight type: Direct-LED Horizontal viewing angle: 178° Brightness: 400 cd/m² Display colors: 1.07 trillion colors Audio Number of built-in speakers: 4 Built-in speakers: Yes Number of microphone arrays: 8 Built-in microphone: Yes Speaker power: 52 W Ergonomics Product color: Black Frame material: Metal Wall mountable: Yes Number of buttons: 6 Ports and interfaces S/PDIF Output Port: Yes Number of Ethernet LAN ports (RJ-45): 2 Audio output: 1 Number of USB 2.0 Type-B touch ports: 2 Number of USB Type-C ports: 2 Maximum USB power: 100W RS-232 port: 1 USB Power: Yes Supported USB type: USB Type-C Number of HDMI ports: 5 Number of USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports: 4 DisplayPort Quantity: 1 Camera Camera resolution: 48 MP Built-in camera: Yes Safety warning Warnings It is forbidden to open the device yourself; service and repairs should be performed by qualified personnel. Avoid exposing the device to direct water or moisture. Start and operate the device according to the operating instructions to avoid the risk of electric shock. Computer system Built-in processor: Yes Operating system version: 15 Number of processor cores: 4 RAM: 8 GB Installed operating system: Android Graphics card: Mali-G610 MP4 User memory: 128 GB Processor architecture: ARM Cortex A76 + ARM Cortex A55 Processor clock speed: 2.4 GHz Projector Built-in projector: No Sustainable development Environmental certification (sustainability): ENERGY STAR Certificates of conformity: CE