Description
The Newline Q-Series TT-5521Q is a 55-inch 4K interactive touchscreen display designed for modern classrooms, meeting rooms, and collaborative workspaces. Featuring a responsive 20-point infrared touch system, this display delivers smooth, accurate interaction for presentations, annotation, and group collaboration.
With a crisp 4K UHD resolution and 400 nits of brightness, content remains clear and vibrant from wide viewing angles. Integrated Wi-Fi 6 and Android 11 provide fast wireless connectivity and access to a wide range of applications tailored for education and business environments. USB Type-C connectivity enables simple plug-and-play operation for video, data, and power delivery, reducing cable clutter and setup time.
The Q-Series TT-5521Q combines performance, simplicity, and flexibility in a compact interactive display built for everyday professional use.
| Specification | Details |
|---|---|
| Brand | Newline |
| Series | Q-Series |
| Screen Size | 55 inches |
| Display Type | LCD |
| Resolution | 4K UHD (3840 × 2160) |
| Brightness | 400 nits |
| Touch Technology | Infrared (IR) |
| Touch Points | Up to 20 points |
| Operating System | Android 11 |
| Wireless Connectivity | Wi-Fi 6 |
| USB Connectivity | USB Type-C |
| Viewing Angle | Wide viewing angle |
| Use Case | Education, meetings, collaboration |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
