NexaKey NX-DK555 55 Inch Digital Signage Kiosk
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Technical Specifications
| Attribute | Detailed Specification |
| Product Full Name | NexaKey NX-DK555 55 Inch Digital Signage Kiosk |
| Model & Part Number | NX-DK555 |
| Brand / Manufacturer | NexaKey |
| Series | Professional / Commercial Interactive Kiosk Series |
| Enclosure Type | Freestanding Floor-Standing Totem / Kiosk with Weighted Heavy-Duty Steel Base |
| Screen Size | 55 Inch |
| Panel Type | 4K UHD Commercial Grade IPS LED Panel (A+ Grade) |
| Panel Surface | Flat (Anti-Glare, 4 mm Mohs Level 7 Tempered Safety Glass, High Transmittance) |
| Resolution | 4K UHD (3840 × 2160 Pixels) |
| Aspect Ratio | 16:9 |
| Refresh Rate | 60 Hz |
| Response Time | ≤6 ms |
| Brightness (Typical) | 450 – 500 cd/m² (Commercial High-Luminance Indoor) |
| Contrast Ratio (Typical) | 1200:1 |
| Viewing Angles | 178° Horizontal / 178° Vertical (89° all directions) |
| Borderless | Ultra-Narrow Commercial Bezel Profile |
| Touch Technology & Points | High-Precision Infrared (IR) / Capacitive Touch (Up to 40 Multi-Touch Points) |
| Operating Orientation | Portrait and Landscape (Software-Selectable without Hardware Modification) |
| Duty Cycle / Reliability | 24/7 Continuous Commercial Heavy-Duty Operation |
| Integrated CMS | Built-in NEXA Sign CMS (Dayparting, Dynamic Playlists, Multi-Zone Screen Partitioning, Proof-of-Play; No Monthly Fees) |
| Remote Fleet Management | NEXA Cloud (Remote Power Scheduling, Source Switching, Diagnostics & OTA Firmware Updates) |
| Operating System | NEXA OS (Commercial Android Platform) |
| Processor / Hardware Engine | High-Performance Commercial 64-bit Multi-Core Multimedia SoC |
| Memory & Storage | 4GB High-Speed System RAM + 32GB / 64GB Onboard eMMC Flash Storage |
| HDMI Port | Yes (1 × HDMI Input Interface) |
| Display Port | Yes (Supported via Digital Video Interface / USB-C DP Alt Mode) |
| DVI Port | No |
| VGA Port | Yes (1 × VGA Input + Dedicated PC Audio In) |
| USB Interface | Multiple USB 2.0 / USB 3.0 Ports (Plug-and-Play Offline Media Auto-Loop & Peripherals) |
| Network Connectivity | RJ45 Gigabit Ethernet LAN + Dual-Band Wi-Fi (2.4GHz / 5GHz) + Bluetooth |
| Speaker Built In | Yes (High-Clarity Integrated Commercial Stereo Speakers, 2 × 10W) |
| Rotatable | No (Rigid Floor-Mounted Steel Base Enclosure) |
| Enclosure Construction | Industrial Cold-Rolled Steel Housing with Lockable Internal Maintenance Compartment |
| Power Supply | Internal Industrial Power Module (AC 100V – 240V, 50/60 Hz) |
| Power Consumption | Typical: 70W – 120W (Operating), Standby: <5W |
| Target Use Environments | Airport Terminals, Shopping Malls, Banking Halls, Hospital Outpatient Wayfinding, Exhibition Centers, Hotel Lobbies, Corporate Entrances |
| Package Contents | 1 × NexaKey NX-DK555 55-inch Floor Kiosk, 1 × Remote Controller, 1 × Heavy-Duty Base Plate & Screws, 1 × Power Cable, 1 × Security Key Set, 1 × User Manual |
| Color | Black |
| Warranty | 1 Year Warranty |
Product Description
The NexaKey NX-DK555 is a commercial-grade 55-inch 4K UHD interactive digital signage kiosk engineered to provide interactive customer guidance, large-format advertising, digital wayfinding, and self-service ticketing across busy public spaces such as shopping malls, airport terminals, corporate reception halls, banking lobbies, and healthcare complexes. Built inside a heavy-duty cold-rolled steel floor-standing totem with a weighted base plate and a lockable rear service door, the NX-DK555 provides physical stability and anti-theft security in high-footfall, unmonitored commercial environments.
The kiosk features an expansive 55-inch commercial IPS panel operating at native 4K UHD resolution (3840 × 2160) with wide 178-degree viewing angles and high indoor luminance. Protected by a 4 mm thick layer of Mohs Level 7 anti-glare tempered safety glass, the display shields the active LCD panel from scratches, heavy impacts, and public wear while maintaining high optical clarity under direct indoor ambient lighting. Equipped with a 40-point multi-touch framework and rapid ≤6ms response time, it provides responsive tracking for pinching, zooming, multi-user floor plan exploration, and automated customer registration.
Content delivery and device administration are handled via the native NEXA Sign Content Management System (CMS) combined with NEXA Cloud centralized fleet management. NEXA Sign enables operators to create multi-zone layouts—combining looping 4K promotional video, scrolling text feeds, live queue numbers, and weather widgets—complete with dayparting schedules free of recurring software licensing charges. Through NEXA Cloud, system administrators can remotely adjust operating power schedules, push over-the-air (OTA) content updates, and monitor device health status across multiple locations from any web browser.
Hardware connectivity is comprehensive, including HDMI, VGA with dedicated audio, USB ports for local offline media playback, RJ45 Ethernet, and dual-band Wi-Fi. High-clarity integrated 2 × 10W stereo speakers deliver clear audio for video campaigns and interactive audible feedback without requiring external speakers. Engineered for continuous 24/7 operation and backed by a 1-year warranty, the NexaKey NX-DK555 55 Inch Digital Signage Kiosk provides an all-in-one interactive platform for modern commercial self-service and brand engagement.
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