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Product Code: MDHO-258
MPN #: VG3456C
Immerse yourself in ultra-wide visuals with the Viewsonic VG3456C 34" UW Quad HD LED Monitor. Featuring a 3440 x 1440 resolution, it delivers sharp details, vibrant colors, and smooth performance—ideal for multitasking, content creation, and entertainment.
The ViewSonic VG3456C is a 34" curved screen monitor with UWQHD 3440 x 1440 resolution and Eye ProTech technology, offering immersive visuals with enhanced eye comfort. Perfect for multi-tasking and productivity, it comes with built-in software, vDisplay Manager, to customize display arrangements and assign shortcuts via on-screen display control. With USB-C and Ethernet connectivity, this docking monitor serves as a complete hub for charging, data, network, and peripherals, reducing clutter and simplifying cable management. Additionally, you can tilt, swivel, and adjust the monitor’s height to adapt to any setup or workflow, providing ergonomic flexibility.
Enhanced Comfort for Work and Life Balance
Centered Field of View
The monitor's 1500R curve broadens your peripheral vision, centering the view and enabling you to see more of the screen at once without excessive eye or head movement. This enhances visual immersion and eye comfort.
1500R Curve
21:9 Ultra-wide Screen with Stunning UWQHD Resolution
Boasting UWQHD 3440 x 1440 resolution, the monitor provides the equivalent of 35% more screen space than a Full HD monitor of the same size. With an ultra-wide 21:9 aspect ratio, any game or movie will become an immersive journey into a different world.
UWQHD 3440 x 1440, Ultra-wide 21:9
Clarity From Any Angle
Enjoy superb performance and better viewing quality from horizontal to vertical angles. With SuperClear® Vertical Alignment panel technology, the curved monitor provides clear visuals and great contrast color from 178°, whether you are looking at the screen from above, below, the front, or the side.
SuperClear® 178°/178°
Smooth Work at 100Hz
With a fast 100Hz screen refresh rate, you can experience a truly fluid visual display. This results in improved viewing clarity, reduced screen stutter during fast-moving action scenes, and benefits work-related tasks, reducing eye strain and increasing productivity.
100Hz Refresh Rate
Rich Captivating Audio
Designed with dual 5W front-firing speakers, the VG3456C offers an incredible screen performance with a rich stereo sound for an unparalleled audiovisual experience.
Dual 5W Front-Facing Speakers
Free Up Your Laptop Ports
Expand your laptop functionality and plug all your devices directly into your docking monitor – the VG3456C. Get a charge (that transmits power up to 100W), data, video, and audio with a single cable connected to the USB-C port. The built-in 10/100/1000 Mbps gigabit Ethernet(RJ45) port provides an extra fast and stable network option.
USB-C Transmit and Direct Network Support
Three-sided frameless bezel
Break free from bulky frames with an impressive three-sided frameless screen. The woven fabric design supports touch function keys, combining form and function beautifully.
Super Narrow Bezels / Woven Fabric Design Hotkeys
Clutter-Free Workstation
Designed to maintain a tidy and organized workspace, the monitor’s stand features a versatile design that includes a carrying handle for easy mobility, supports cable management, and is compatible with a client mount kit, keeping clutter and cables out of sight.
Cable Management & Client Mount Kit Compatible
Advanced Ergonomics Design
Enjoy maximum comfort while working – swivel, height adjustment, and a 40° ergonomic tilt angle. Whether you choose to work while standing or engage in strategic group discussions around the screen, you can adjust the monitor’s position to your preference.
Swivel +/-60°, Tilt 40°~-5°, Height Adjust 0~110 mm
Boost Efficiency with Smart Software
Streamline your workflow with the built-in vDisplay Manager. Personalize split-screen displays, auto-launch applications, and customize display settings to enhance multi-tasking and overall efficiency.
vDisplay Manager Software
Eye ProTech for Comfort Viewing
Reduce your eye strain and maintain fresh-feeling eyes with ViewSonic Eye ProTech. The Flicker-Free technology eliminates screen flickering, while the Blue Light Filter minimizes harmful blue light from extended viewing periods, ensuring comfortable screen viewing.
Flicker-Free & Blue Light Filter
Effortless Installation in 4 Easy Steps
Instant assemblage with no expertise required. Simply open the box, connect the base to the quick release stand, snap the stand into place using the slots, and lift the fully assembled display out of the box within minutes.
Quick Release Stand
Eco-friendly Packaging
The VG3456C is shipped in paper-based packaging for easy recycling. The packaging is reinforced with hand holes and mono-color printing to avoid any plastics and pollutants.
Made with 80% Recyclable Materials, Paper Based Packaging
Certified Environmental Sustainability
The VG3456C is an ENERGY STAR-certified product that can save on energy costs while reducing greenhouse gases. The display is also TCO certified for sustainability and registered as an EPEAT product.
Dimensions & I/O Ports
Conveniently mount the monitor to your preference by utilizing the 100mm x 100mm VESA-compatible mount design.
| Display | |
| NTSC coverage (typical) | 75% |
| sRGB coverage (typical) | 99% |
| Colour depth | 8 bit |
| Surface hardness | 3H |
| Digital vertical frequency | 50 - 100 Hz |
| Digital horizontal frequency | 15 - 155 kHz |
| Pixel pitch | 0.232 x 0.232 mm |
| Display number of colours | 16.7 million colours |
| Viewing angle, vertical | 178° |
| Viewing angle, horizontal | 178° |
| Maximum refresh rate | 100 Hz |
| Contrast ratio (dynamic) | 80000000:1 |
| Contrast ratio (typical) | 3000:1 |
| Screen curvature rating | 1500R |
| Screen shape | Curved |
| Anti-glare screen | Yes |
| Response time | 5 ms |
| Display brightness (typical) | 400 cd/m² |
| Backlight type | LED |
| Panel type | VA |
| HD type | UltraWide Quad HD |
| Display technology | LED |
| Native aspect ratio | 21:9 |
| Display resolution | 3440 x 1440 pixels |
| Display diagonal | 86.4 cm (34") |
| Performance | |
| Low Blue Light technology | Yes |
| Flicker-free technology | Yes |
| AMD FreeSync type | FreeSync Premium |
| AMD FreeSync | Yes |
| Multimedia | |
| RMS rated power | 5 W |
| Number of speakers | 2 |
| Built-in speaker(s) | Yes |
| Design | |
| Product colour | Black |
| Ports & interfaces | |
| Audio output | Yes |
| DisplayPorts quantity | 1 |
| HDMI version | 2.0 |
| HDMI ports quantity | 2 |
| HDMI | Yes |
| USB Power Delivery up to | 65 W |
| USB Type-C DisplayPort Alternate Mode | Yes |
| USB Type-A downstream ports quantity | 4 |
| Number of USB Type-C upstream ports quantity | 1 |
| Number of USB Type-B upstream ports quantity | 1 |
| USB upstream port type | USB Type-A, USB Type-B, USB Type-C |
| USB hub version | 3.2 Gen 1 (3.1 Gen 1) |
| Built-in USB hub | Yes |
| Network | |
| Ethernet LAN | Yes |
| Ergonomics | |
| On Screen Display (OSD) | Yes |
| Tilt angle range | -5 - 40° |
| Tilt adjustment | Yes |
| Swivel angle range | 120 - 120° |
| Swivelling | Yes |
| Adjustable height (max) | 11 cm |
| Height adjustment | Yes |
| Cable lock slot type | Kensington |
| Cable lock slot | Yes |
| Cable management | Yes |
| Panel mounting interface | 100 x 100 mm |
| VESA mounting | Yes |
| Power | |
| Energy efficiency scale | A to G |
| Power supply type | Internal |
| AC input voltage | 100 - 240 V |
| Power consumption (standby) | 0.3 W |
| Energy consumption (SDR) per 1000 hours | 31 kWh |
| Energy efficiency class (SDR) | F |
| Operational conditions | |
| Operating temperature (T-T) | 0 - 40 °C |
| Operating relative humidity (H-H) | 20 - 90% |
| Operating temperature (T-T) | 0 - 40 °C |
| Weight & dimensions | |
| Weight (without stand) | 6.7 kg |
| Height (without stand) | 388 mm |
| Depth (without stand) | 116 mm |
| Width (without stand) | 807 mm |
| Weight (with stand) | 9.1 kg |
| Height (with stand) | 533.4 mm |
| Depth (with stand) | 217 mm |
| Width (with stand) | 807 mm |
| Packaging data | |
| Package weight | 14.7 kg |
| Package height | 482 mm |
| Package depth | 280 mm |
| Package width | 920 mm |
| Other features | |
| Certification | cTUVus, FCC-B, ICES003, Energy Star, EPEAT, CEC, NOM, Mexico Energy, CE, CE EMC, CB, RoHS, ErP, REACH, WEEE, TCO 9.0, EAC, UkrSEPRO |
| Package weight | 14.7 kg |
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We are retiring PICOPC Products MNHO-073, MNHO-048 and MNHO-043 and they have reached EOL (End Of Life) as we are introducing new products with better technology. We would recommend you to look into MNHO-095. For Untangle, pfSense, OPNsense, Windows 11, Proxmox VE etc. we recommend MNHO-095 whereas for Sophos, Kerio Control and Endian, we would recommend MNHO-069. (A complete list of supported OS can be found in each product's listing)