

43-inch Samsung QMB-T Series Interactive Touch Signage Display
Model QM43B-T
North American manufacturer SKU LH43QMBTBGCXZA
European manufacturer SKU LH43QMBTBGCXEN
4K UHD resolution – 3840 × 2160
Four times the pixel count of Full HD
Integrated capacitive touchscreen
The Samsung QM43B-T 43" QMB-T Series 4K UHD Interactive Touch Signage Display is a professional commercial touchscreen designed to combine high-resolution digital communications, intuitive customer interaction, and dependable continuous operation. Featuring a 43-inch 4K UHD display, responsive capacitive touch technology, integrated Samsung Tizen smart signage capabilities, and anti-glare glass, the QM43B-T provides a versatile interactive signage solution for hotels, resorts, convention centers, restaurants, retail establishments, corporate offices, and other commercial properties.
With a native 3840 × 2160 4K UHD resolution, the QM43B-T delivers sharp text, detailed maps, high-resolution imagery, and engaging interactive content. Its expansive screen provides more room for navigation menus, digital directories, product information, and multimedia than smaller interactive signage displays, making it particularly useful for guest-facing applications where visual clarity and convenient interaction are essential.
The QM43B-T incorporates a VA LCD panel with a published 4,000:1 typical contrast ratio measured without the protective touch glass. Its 178-degree horizontal and vertical viewing angles support clear visibility from different positions, while its 8 ms panel response time accommodates compatible informational content, animations, and promotional videos.
Samsung specifies 500-nit typical brightness without the touch glass and 400-nit typical brightness with the glass installed. For commercial installations, the 400-nit figure represents the relevant brightness of the complete interactive display. This makes the QM43B-T suitable for a wide range of indoor hospitality and commercial environments. The display features 25% glass haze and a non-glare surface treatment, helping minimize distracting reflections and maintain content visibility under indoor ambient lighting. Samsung also emphasizes that its haze coating creates a smoother touch experience, helping guests and customers interact more comfortably with the display.
The QM43B-T's defining capability is its integrated capacitive touchscreen, allowing users to navigate compatible applications through direct touch interaction. Guests can explore hotel directories, property maps, restaurant information, meeting schedules, local attractions, and other digital resources without relying on a separate mouse or keyboard.
Samsung's capacitive touch technology is designed to provide responsive, intuitive interaction, making the QM43B-T suitable for self-service information stations, interactive product catalogs, digital wayfinding, and other customer-facing applications. The specific gestures, multi-touch behavior, and supported interactive functions depend on the software being used.
For hospitality operators, the QM43B-T can provide a convenient platform for interactive guest information and digital concierge experiences. Properties can develop or deploy compatible applications that allow guests to browse amenities, locate meeting rooms, explore dining options, and obtain frequently requested information.
The display's 92% DCI-P3 color gamut specification, measured using the CIE 1976 color space, supports vibrant visual presentation for branded imagery, promotional campaigns, interactive catalogs, and multimedia content. Its combination of 4K UHD resolution and high color coverage helps businesses present professional, visually engaging digital experiences.
Powered by Samsung's Tizen 6.5 operating system, the QM43B-T incorporates a built-in, high-performance media player. Samsung's all-in-one architecture supports compatible signage playback and interactive applications without requiring a separate external media player for every installation.
The QM43B-T includes 16 GB of internal flash storage, providing space for supported signage applications and locally stored content. Available user storage may be lower than the total installed capacity because system software and preinstalled components occupy part of the memory.
Samsung's MagicINFO content management ecosystem provides options for compatible digital signage content scheduling, distribution, and device administration. The QM43B-T's integrated Tizen media player helps support compatible MagicINFO workflows, although advanced management features may require additional software or licensing. Samsung also highlights an upgradable web engine for the QMB-T Series, supporting compatible modern web-based content and interactive applications. This can be valuable for businesses using browser-based directories, digital catalogs, or custom-developed guest information interfaces. Application compatibility should be confirmed against the display's supported Tizen and web-engine versions.
The QM43B-T incorporates Auto Level functionality, which automatically adjusts content orientation when the display is rotated between portrait and landscape configurations. It can also identify incorrect pivot directions, helping businesses maintain the intended presentation of digital signage content.
This orientation flexibility makes the QM43B-T useful for different interactive signage layouts. Landscape orientation can accommodate detailed maps, multimedia content, and broad navigation interfaces, while portrait orientation is particularly effective for vertical directories, event schedules, and wayfinding applications. The display includes built-in Wi-Fi and Bluetooth connectivity, supporting compatible wireless functions and device connections. Wired Ethernet connectivity is also available through its RJ45 interface, providing an option for integration into managed commercial networks.
For professional audiovisual integration, the QM43B-T features three HDMI 2.0 inputs, one DisplayPort 1.2 input, two USB ports, RJ45 Ethernet, RS232 input and output, infrared input, and stereo mini-jack audio output. These interfaces allow connection to compatible media sources, computers, commercial control systems, and network infrastructure. The QMB-T Series also incorporates a centered infrared receiver, helping simplify remote-control operation and installation planning. Its commercial design is intended to support a range of wall-mounted and freestanding interactive signage applications.
The QM43B-T features IP5X-rated dust protection, helping support reliable operation in suitable indoor commercial environments. This rating does not establish waterproofing or outdoor suitability.
Unlike some commercial touchscreen displays intended for limited daily use, the QM43B-T supports 24-hour operation, seven days per week. This makes it especially attractive for hotels, resorts, transportation-related facilities, and other environments where interactive guest information may need to remain available continuously.
Samsung publishes 110W on-mode power consumption and 0.5W sleep-mode consumption, providing reference figures for electrical planning and ongoing commercial operation.
Measuring 986.2 × 584.4 × 56.7 mm and weighing 14.5 kg, the QM43B-T offers a substantial interactive screen while maintaining a relatively compact commercial form factor. Its 200 × 200 mm VESA mounting pattern supports compatible professional mounting equipment, while Samsung identifies the WMN4070SG wall mount and STN-L4355G stand as optional accessories.
Together, its 43-inch 4K UHD touchscreen, 400-nit brightness with glass, 25% haze anti-glare treatment, VA panel technology, 92% DCI-P3 color coverage, Tizen 6.5 operating system, 16 GB internal storage, built-in connectivity, Auto Level functionality, and 24/7 commercial operating capability make the Samsung QM43B-T a strong solution for hospitality properties seeking professional interactive digital signage.
Responsive touch interaction for compatible applications
500-nit typical brightness without touch glass
400-nit typical brightness with touch glass
VA LCD panel technology
4,000:1 typical contrast ratio without touch glass
Mega dynamic contrast ratio
178° horizontal and vertical viewing angles
8 ms panel response time
92% DCI-P3 color gamut (CIE 1976)
25% glass haze
Non-glare display treatment
Smoother touch surface for customer interaction
Samsung Tizen 6.5 operating system
Built-in Tizen-based media player
16 GB internal flash storage
Compatible Samsung MagicINFO content management ecosystem
Upgradable web engine
Support for compatible web-based interactive content
Auto Level content orientation
Automatic detection of incorrect pivot direction
Landscape and portrait orientation support
Centered infrared receiver
Built-in Wi-Fi connectivity
Built-in Bluetooth connectivity
Three HDMI 2.0 inputs
One DisplayPort 1.2 input
Two USB ports
HDCP 2.2 compatibility
RJ45 Ethernet connectivity
RS232 input and output
Infrared control input
Stereo mini-jack audio output
IP5X-rated dust protection
Continuous 24/7 commercial operation
200 × 200 mm VESA mounting pattern
Optional Samsung WMN4070SG wall mount
Optional Samsung STN-L4355G stand
56.7 mm enclosure depth
14.5 kg display weight
110W on-mode power consumption
0.5W sleep-mode power consumption
Operating temperature: 0°C to 40°C
Operating humidity: 10%–80%, non-condensing
Professional Charcoal Black, non-glossy design
Suitable for interactive hotel directories and digital concierge stations
Ideal for hospitality wayfinding and event information
Suitable for interactive restaurant menus and retail catalogs
Designed for commercial touchscreen deployments requiring continuous availability

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