More Screen Area
Three large 18.5″ extension screens create a desktop-style workstation from your laptop.
Description
TUTT QUAD Screen Extender
TUTT S999 18.5″ Quad Screen Portable Monitor for Laptop
The TUTT S999 is a foldable quad-screen portable monitor for laptops from 12″ to 18.5″. It adds three large 18.5″ Full HD IPS displays to your laptop for a complete four-screen workstation.
Setup note: The S999 requires the included PD power adapter connected to the monitor for full quad-screen operation. For workplace, school, or government laptops, driver installation may require IT approval. Not compatible with Microsoft Surface Series or Chromebook.
Large 18.5″ Screens for Professional Multitasking
Each extended screen uses an 18.5″ IPS panel with 1920 × 1080 resolution, 178° viewing angle, and sRGB 100% color coverage. This gives users more visible workspace for spreadsheets, dashboards, editing, design, coding, and trading setups.
Flexible Layout
Left and right screens rotate up to 360°, while the top screen supports up to 300° rotation.
Professional Visuals
Full HD IPS panels with sRGB 100% support clear visuals and more consistent color.
Connection, Power, and Compatibility
The S999 supports compatible Windows and MacBook setups. One data cable supports the extended-display connection, while the included PD power adapter must be connected to the monitor for full quad-screen use.
Compatible Systems
Windows 10 / 11 and macOS 2019 or later, including M1, M2, M3, and M4 chipsets with driver installation.
Not Compatible
Microsoft Surface Series and Chromebook are not supported for this model.
Driver Download for TUTT S999, S788 & S780
Select the correct driver file for your operating system. These files support selected TUTT multi-screen portable monitor models.
Windows Driver — EXE File
For compatible Windows laptops using TUTT S999, S788, or S780 monitor setups.
Download Windows EXE DriverMacBook Driver — PKG File
For compatible MacBook and macOS setups requiring driver-assisted display output.
Download MacBook PKG DriverDriver compatibility may vary by operating system version, laptop hardware, USB-C or HDMI capability, security settings, cable condition, power source, and display configuration.
TUTT QUAD Screen Extender 360° Product Views
These videos show the TUTT QUAD Screen Extender from multiple angles and in different configurations.
360° Product View
A 360-degree view of the TUTT QUAD Screen Extender series.
Alternative Configuration View
A second 360-degree view in a different setup position.
Technical Specifications
| Model | S999 |
| Display Panels | Three 18.5″ IPS LED-backlit screens |
| Resolution | 1920 × 1080 Full HD / 1080p |
| Aspect Ratio | 16:9 |
| Viewing Angle | 178° wide viewing angle |
| Brightness | 250 cd/m² |
| Contrast Ratio | 1000:1 |
| Color Gamut | sRGB 100% |
| Refresh Rate | 60 Hz |
| Response Time | 25 ms |
| Rotation | Left / Right: 0–360°; Top: 0–300° with auto-sensing orientation |
| Ports | 2 × Full-Function USB-C ports for power and display |
| Power | PD power adapter required and included |
| Compatibility | Windows 10 / 11; macOS 2019 or later including M1–M4 chipsets |
| Not Compatible With | Microsoft Surface Series; Chromebook |
| Built-in Speaker | No |
| Touch Control | No |
| Certifications | FCC, RoHS, CE |
| Color | Dark Gray |
| Dimensions | 450 × 273 × 43.5 mm |
| Weight | 4 kg |
What’s in the Box
- TUTT S999 Quad-Screen Monitor Unit
- Carrying Case
- USB-C to USB-C Cable
- USB-A 2-in-1 Dual-Port to USB-C Cable
- PD USB-C Power Adapter
- USB Driver Disk
- User Manual and Quick Setup Guide
Canadian Technical Support
TUTT monitors include Canadian technical support. If setup assistance is required, please follow the instructions on the package and provide the requested information, including your order number.
Setup results may vary depending on laptop model, operating system version, driver permissions, available ports, power delivery, and organization-level device restrictions.
