LDH55-LAI400L
Dahua 55 inch LCD Digital Signage
> Designed with an industrial-grade panel. It works up to 24 hours a day.
> Includes a mainstream quad-core CPU, Android system, and decodes up to 4K resolution.
> Plays and releases programs in multiple modes.
> With intelligent split screen, its page layout can be freely adjusted, making it suitable for a variety of scenes.
> Designed with B/S architecture, the device manages programs by time and location, and generates operation reports.
> Supports encrypting platform data transmission, multi-level permission review for program release and terminal password protection.
> The device offers unified platform management, and can be remotely controlled by the platform.
LCD Panel
Panel Dimensions
55 inch
Backlight
DLED
LCD Technology
IPS/VA
Aspect Ratio
16:9
Brightness
500 cd/m² (typ.)
Contrast
IPS 1200:1(typ.) / VA 4000:1(typ.)
Display Colors
10 bit (8 bit + FRC), 1.07B colors
Resolution
3840 (H) × 2160 (V)
Viewing Angle
178° (H); 178° (V)
Response Time
8 ms (typ.)
Surface Treatment
Haze 25%
Built-in System
Operating System
Android 11.0
CPU
4 cores A55, 1.92 GHZ
RAM
4 GB
ROM
32 GB
Video Decoding
1-ch H.265 HEVC MP-10@L5.1 up to 2160p@60 fps
1-ch H.264 AVC HP@L5.1 up to 2160p@30 fps;
1-ch VP9 Profile 2 up to 2160p@60 fps
4-ch MVC up to 1080p@30 fps
4-ch MPEG-4 ASP@L5 up to 1080p@30 fps
4-ch WMV/VC-1 SP/MP/AP up to 1080p@30 fps
Function
Audio Compression
MPEG-3,WMA,WAV
Video Compression
MPEG-4, H.264 AVC/MVC, H.265 HEVC
Video Format
mp4, avi, mov, mkv, wmv
Device Ports
Network Port
1 × RJ–45 10/100/1000 Mbps self-adaptive Ethernet
port
Wi-Fi
Optional (External Wi-Fi module)
Bluetooth
NO
Data Transmission Ports
1 × USB 2.0 ports (type A)
1 × USB 3.0 ports (type A)
1 × TF card slot, up to 128 GB
Video Input
1 × HDMI 2.1 (4K @60Hz)
Video Output
NO
Audio Port
1 × 3.5 mm jack Mic
IR Receiver
Yes
Speaker
Built-in Speaker
2 × 10 W
General
Power Supply
100–240 VAC, 50/60 Hz
Power Consumption
95 W (typ); 160 W (max)
Standby Power
Consumption
≤0.5 W
Operating Temperature
0 °C to +40 °C (+32 °F to +104 °F) (avoid direct sunlight)
Storage Temperature
–20 °C to +60 °C (-4 °F to +140 °F)
Operating Humidity
10%–85% (RH), non-condensing
Storage Humidity
10%-90% (RH), non-condensing
Product Material
Plastic casing
Casing Color (Frame/Rear)
Black
Product Dimensions
1243.7 mm × 728.7 mm × 79.3 mm (48.96" × 28.69” × 3.12") (without bracket)
(without wall mount bracket)
Packaging Dimensions
1320 mm × 117 mm × 805 mm (51.97" × 4.61” × 31.69")
Net Weight
11.7kg
Gross Weight
16.9kg
Installation
Horizontal/Vertical mount
Display Mode
Landscape/Portrait
Wall Mount VESA
200 mm × 200mm
Accessory
Bracket, user's manual, power cord, legal and regulatory information, remote control
Certification
Certifications
CE, ERP
