DAHUA (LPH75-ST420) 75" DeepHub Pro Smart Interactive Whiteboard

1/7/2026

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Built-in System

Operating System: Android 14

CPU: Quad-core A55

CPU Frequency: 1.9 GHz

GPU: ARM Mali-G52 MP2 (2EE)

RAM: 8 GB

ROM: 32 GB

LCD Panel

Panel Dimensions: 75 inch

Backlight: DLED

Aspect Ratio: 16:9

Brightness: 400 cd/m² (typ.)

Static Contrast: VA: 4000; IPS: 1200

Resolution: 3840 (H) × 2160 (V)

Viewing Angle: 178° (H); 178° (V)

Lifespan: 50,000 hrs

Display Color: 1.07 Billion colors (10 Bit)

Response Time: 8 ms (typ.)

Refresh Rate: 60 Hz

Device Ports

Light Sensor: Yes

Front Button: 8 buttons: Whiteboard, volume, curtain, touch lock, signal source, navigation bar, homepage, power supply

Front Ports:

• 1 × Type-C
• 1 × HDMI IN
• 1 × USB Touch
• 2 × USB 3.2 Gen1 Type-A
• 1 × 3.5 mm Mic in
• 1 × Type-C (DP IN (4K@60 fps) + USB 3.0 Host + USB 2.0 Device (Touch) + PD 65W); supports wired network sharing

Rear Port:

• 1 × Type-C
• 2 × HDMI IN (4K@60 Hz)
• 1 × VGA IN
• 1 × HDMI OUT (4K@60 Hz)
• 3 × USB Touch
• 2 × USB 3.2 Gen1 Type-A
• Audio In: 1 × 3.5 mm Line In
• Audio Out: 1 × SPDIF and 1 × 3.5 mm Line Out
• RS-232: 1 × DB9 Port
• Micro: 1 × USB
• 2 × RJ-45
• 1 × OPS Slot

Wi-Fi: Yes

Wi-Fi Standard: 802.11b/g/n/a/ac/ax

Wi-Fi Frequency Range: 2.4 GHz/5 GHz

MAX Power Transmission (Wi-Fi): CE EIRP:

• ≤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: EDR, BT2.1/4.2/5.2/5.3

Bluetooth Frequency Range: 2400–2483.5 MHz

MAX Power Transmission (Bluetooth): CE EIRP:

• ≤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

Function

IR Receiver: 1

Card Swiping with NFC: Yes

Wireless Access Point: WiFi 5, 2.4 GHz/5 GHz; Supports enabling Hotspot and WiFi at the same time / Wi-Fi 6, 2.4 GHz/5 GHz, supports 802.11 a/b/g/n/ac/ax

Touchscreen

Response Time: ＜10 ms

Touch Technology: Infrared

Attachment Method: Zero Air Gap

Touch Points: 21 points for Android, and 40 points for Windows

Touch Accuracy: ±1 mm (0.04")

Valid Touch: 2 mm (0.08")

Touch Height: 3 mm (0.12")

Writing Mode: Finger and stylus pen

Communication Mode: USB

Anti-light Interference: Anti-dazzle

Surface Hardness: ≥9 H

Touch Resolution: 32,767 × 32,767

Speaker

Built-in Speaker: 2 × Full-frequency speaker

Power: 2.0 sound channel, front-end: 2 × 15W / 2.0 sound channel, front-end: 2 × 20W

General

Power Supply: 100–240 VAC, 50/60 Hz

Power Consumption: 75-inch: 150W (typ.); 275W (max, without OPS and Quicker Changer)

Standby Power Consumption: ≤0.5 W

Operating Temperature: 0°C to +40°C (+32°F to +104°F)

Storage Temperature: –10°C to +50°C (+14°F to +122°F)

Operating Humidity: 10%–90% (RH)

Storage Humidity: 10%–90% (RH)

Product Material: Metal

Glass: 4 mm Anti-dazzle tempered glass

Casing Color (Frame/Rear): Black frame for left and right, silver frame for top and bottom, and black frame for back

Product Dimensions: 1,707.5 mm × 121.3 mm × 1,050.0 mm (67.23" × 4.48" × 41.34") (L × W × H)

Frame Size: Top frame: 27 mm (1.06"); Left and right frame: 16.5 mm (0.65"); Bottom frame: 68 mm (2.68")

Packaging Dimensions: 1,790.0 mm × 200.0 mm × 1,165.0 mm (70.47" × 7.87" × 45.87") (L × W × H)

Net Weight: 49.0 kg (108.03 lb)

Gross Weight: 60.5 kg (133.38 lb)

Holes Distance: 600 mm × 400 mm (23.62" × 15.75")

Installation: Wall mount or mobile bracket

Packing List:

• 1 × Smart interactive whiteboard
• 1 × Power cord
• 2 × Passive stylus pen
• 1 × HDMI cable
• 1 × Quick start guide
• 1 × Wall mount bracket (already installed on the whiteboard)
• 1 × Accessory package
• 1 × Remote control
• 1 × Legal and Regulatory Information

Certification

Certifications: CE

ติดต่อ

LineOA : @spider-it

Tel : 02-946-4585-7

Email : spider_it@pandp.co.th