65" · 4K UHD · Android 13
Dahua
Dahua 55-Inch Indoor Wall-Mounted LCD Digital Signage – LDH55-SAI400TL
SKU LDH55-SAI400TL
The Dahua LDH55-SAI400TL is a 55-inch indoor wall-mounted digital signage unit featuring 4K UHD resolution and 10-point capacitive touch. Designed for continuous 24/7 operation, it includes Android 11 and remote platform management. SmartRooms Oman supplies this industrial-grade display to businesses in Muscat and across the Sultanate.
- Screen size
- 55"
- Resolution
- 4K UHD
- Touch
- 10 points
- System
- Android 11
Pricing
Price on request in OMR
Written quote usually within one business day
Download datasheet (PDF)
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Written quotation in OMR
Pricing, availability and warranty on one document.
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Manufacturer warranty
Terms confirmed on your quotation.
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All 11 governorates
Delivered from Muscat to Dhofar.
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Quotations in Arabic & English
Ask for Arabic, English or both.
The product, in detail.
Screen and picture
- Screen Size
- 55 inch
- Resolution
- 3840 × 2160 (4K UHD)
- Display Color
- 10 bit (8 bit + FRC), 1.07 billion colours
- Brightness
- 500 nits (typical)
Touch and writing
- Touch Technology
- Capacitive
- Touch Points
- 10-point multi-touch
- Touch Response Time
- 8 ms or more
Built-in system
- Operating System
- Android 11
- Processor
- Quad-core A55, 1.92 GHz
- RAM
- 4 GB
- Storage
- 32 GB
Description
This Dahua display combines a metal casing with a 14.2 mm bezel for a sleek indoor installation. The IPS or VA panel options provide high contrast ratios, ensuring clear visibility in well-lit Omani offices and reception areas. It supports landscape or portrait orientation via a standard VESA 400 × 400 mm mount, allowing flexible deployment in government ministries or corporate lobbies.
Equipped with Android 11, a quad-core processor, and 4 GB of RAM, the unit handles 4K decoding and split-screen layouts efficiently. Users can adjust page layouts freely and schedule content by time or location. The B/S architecture enables unified platform management, allowing administrators to control programs remotely and generate operation reports from a central dashboard.
Connectivity is robust, featuring HDMI 2.1, USB 3.0, and dual-band Wi-Fi for reliable data transmission. The integrated Android OS allows for extensive customization and media playback. With 10-point multi-touch response and industrial-grade panel construction, this signage solution is built for durability in high-traffic environments across Oman.
Ideal for: Interactive information kiosks in Omani university campuses, corporate reception areas in Muscat, and digital menu boards in Sohar and Salalah.
- 4K UHD Touch Display – Features a 55-inch screen with 3840 × 2160 resolution and 10-point capacitive touch for interactive content presentation.
- Android 11 Operating System – Runs on Android 11 with a quad-core A55 processor, 4 GB RAM, and 32 GB storage for smooth application performance.
- Remote Management Platform – Supports unified platform management via B/S architecture, enabling remote control and time/location-based scheduling.
- Industrial Durability – Designed for 24/7 continuous operation with an industrial-grade panel and metal casing for long-term reliability.
- Flexible Connectivity – Includes HDMI 2.1, USB 2.0/3.0, RJ-45 Ethernet, and 802.11ac Wi-Fi for versatile content input and network access.
- Wall-Mounted Design – Comes with a wall-mount bracket and supports VESA 400 × 400 mm mounting in landscape or portrait orientations.
- Split-Screen Layouts – Allows free adjustment of page layouts and split-screen configurations to display multiple information sources simultaneously.
Specifications
Manufacturer specifications · confirmed on your quotation
Display
- Screen Size
- 55 inch
- Resolution
- 3840 × 2160 (4K UHD)
- Display Color
- 10 bit (8 bit + FRC), 1.07 billion colours
- Brightness
- 500 nits (typical)
- Backlight
- ELED
- Viewing Angle
- 178° (H) / 178° (V)
- Surface Protection
- Haze 25% (OC panel)
Touch
- Touch Technology
- Capacitive
- Touch Points
- 10-point multi-touch
- Touch Response Time
- 8 ms or more
System
- Operating System
- Android 11
- Processor
- Quad-core A55, 1.92 GHz
- RAM
- 4 GB
- Storage
- 32 GB
Connectivity
- Ethernet
- 1 × RJ-45, 10/100/1,000 Mbps
- Wi-Fi
- 802.11 a/b/g/n/ac/ax, 2.4 GHz and 5 GHz
- SD card slot
- TF card slot, up to 128 GB
- Connectivity Options
- HDMI 2.1 In × 1, USB 2.0 × 1, USB 3.0 × 1, RJ-45 × 1, 3.5 mm audio out × 1
Camera & audio
- Speaker Output
- 2 × 5 W
Physical & warranty
- Dimensions
- 1237.3 × 708.0 × 28.8 mm (without bracket)
- Weight
- 26.7 kg (net)
- Shipping Dimensions
- 1324 × 805 × 130 mm
- Shipping Weight
- 31.5 kg (gross)
- VESA
- 400 × 400 mm
- Mounting Type
- Wall mount
- Mounting Orientation
- Landscape or portrait
- Colour
- Black
- Material
- Metal casing
- Power Consumption
- 123 W (typical), 152 W (maximum)
- Power Standby
- 0.5 W or less
- Operating Temperature
- 0 to 40 °C (avoid direct sunlight)
- Operating Humidity
- 10% to 85% RH, non-condensing
- Certifications
- CE EMC, CE LVD, CE ERP, RED
Other
- Type
- Touch Digital Signage Display
- Key Features
- 10-point capacitive touch, 4K decoding, Android 11, Split-screen layouts, Time and location scheduling, Remote platform management, 24/7 operation, Landscape or portrait
- Package Contents
- Wall-mount bracket, remote control, user manual, energy label, legal and regulatory information
- More Information
- Contrast ratio: 1,200:1 (IPS, typical); 4,000:1 (VA, typical) | Aspect ratio: 16:9 | Response time: 8 ms | Panel technology: IPS / VA | Input voltage: 100–240 V AC, 50/60 Hz | Storage conditions: -20 to 60 °C; 10% to 90% RH, non-condensing | Bezel: 14.2 mm
Complete the room
One quotation for the whole setup.
Select what else the room needs — we will price it together, with delivery and installation.
Downloads
Delivery & installation in Oman
Delivered to Muscat, Salalah, Sohar, Nizwa and every other governorate, with installation available through our partner teams. Lead time for this model is confirmed on your written quotation.
Stock held in Muscat for fast-moving models — ask for current availability.
Questions about ordering
How do I get a price?
Ask for a written quotation. Use Request pricing on any product page, WhatsApp +968 9664 1360 or email sales@smartrooms.me with the model or part number, the quantity, the delivery location in Oman and whether installation is needed. The quotation covers pricing, availability, warranty and installation options.
Do you deliver across Oman, and how long does it take?
Yes — to Muscat, Salalah, Sohar, Nizwa and the other governorates. Lead time depends on the model, quantity and configuration, so it is confirmed in writing on the quotation and again when your purchase order is acknowledged.
Do you install?
Yes. Installation is available across Oman through our partner installation teams. Its scope — mounting, cabling, positioning, commissioning and handover — is written into the quotation, so anything outside it is clear before the visit.
What warranty applies?
The manufacturer's warranty applies, with the terms confirmed on your quotation. The quotation states the warranty holder, period and service level, and we coordinate any claim with the manufacturer or its authorised service partner on your behalf.
Do you support government tenders?
Yes. We quote tender quantities and supply what a tender file needs: an itemised quotation addressed to your entity, manufacturer datasheets, technical compliance sheets, the delivery and installation scope, and a warranty statement.
Can I get the quotation in Arabic?
Yes — in Arabic, English or both. Manufacturer datasheets are usually published in English.
How do I obtain a quotation for the Dahua LDH55-SAI400TL in Oman?
SmartRooms Oman provides itemised quotations in Omani Rial with VAT shown. Requests are processed within one business day. The quotation covers hardware, delivery, and installation labour across all 11 governorates, from Musandam to Dhofar.
Is this digital signage suitable for government tenders?
Yes. SmartRooms Oman supports government tenders by providing datasheets and compliance statements. The unit holds CE EMC, CE LVD, and CE ERP certifications, which are included in the technical documentation package for your tender submission.
What is the maximum touch response time?
The capacitive touch technology offers a response time of 8 ms or more. This ensures accurate input for interactive applications such as wayfinding or information retrieval in busy public spaces.
Can the display operate continuously?
Yes. The industrial-grade panel is designed for 24/7 operation. It maintains performance within an operating temperature of 0 to 40 °C, making it suitable for indoor environments in Oman's climate when direct sunlight is avoided.
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