ViewSonic VG3456 34" UWQHD USB-C Docking Monitor with RJ45
PRODUCT DESCRIPTION
ViewSonic VG3456 34" WQHD Docking Monitor - 3 Years Local Warranty
Integrated Docking Station
USB-C and Ethernet turn the monitor into a hub for charging, data, network and devices.
Ultra-Wide UWQHD
3440 x 1440 on a 21:9 screen gives the equivalent of 35% more screen space than a Full HD monitor.
Ergonomic Flexibility
Swivel, 40° tilt and 130 mm height adjustment for a comfortable working position.
Eye Care
Flicker-Free technology and a Blue Light Filter help reduce eye fatigue.
Need monitors for a whole office, studio or classroom? Email sales@sourceit.com.sg for volume pricing and delivery lead time.
ViewSonic VG3456 Datasheet — Technical Specifications
General
| Product Name | ViewSonic VG3456 34" WQHD Docking Monitor |
| Model | VG3456 |
| Local Warranty (Singapore) | 3 years on-site limited warranty on parts and labour |
Display
| Screen Size | 34" (34.1" viewable) |
| Panel Type | VA |
| Curvature | Flat |
| Resolution | 3440 x 1440 (UWQHD, 21:9) |
| Refresh Rate | 60 Hz, FreeSync |
| Response Time | 5 ms (GTG) |
| Brightness | 300 cd/m² (typ) |
| Contrast Ratio | 3,000:1 static (typ); 50M:1 dynamic |
| Colours | 1.07B, 10-bit (8-bit + FRC) |
| Colour Gamut | sRGB 106% size / 95% coverage; Adobe RGB 74% coverage; NTSC 72% (typ) |
| Viewing Angles | 178° H / 178° V |
| Pixel Size | 0.233 x 0.233 mm |
| Surface | Anti-glare, 3H hard coating |
| Flicker-Free / Low Blue Light | Yes / software solution |
| Backlight Life | 40,000 hours (min) |
Connectivity
| USB-C | 1 x USB 3.2 Type-C upstream (DisplayPort Alt Mode, 90 W power charger) |
| HDMI | 2 x HDMI 1.4 |
| DisplayPort | 1 x DisplayPort 1.2 |
| USB Hub | 2 x USB 3.2 Type-A downstream, 1 x USB 3.2 Type-B upstream |
| Ethernet | 1 x RJ45 LAN |
| Speakers | 2 x 3 W |
| Kensington Lock Slot | 1 |
Power
| Voltage | AC 100–240 V |
| Consumption | 35 W typical; 46 W max; 0.3 W standby |
| Eco Mode | 30 W (conserve) / 32 W (optimised) |
| Power Supply | Internal |
Operating Conditions
| Temperature | 0–40 °C |
| Humidity (non-condensing) | 20%–90% |
Physical & Ergonomics
| Dimensions with Stand (W x H x D) | 825 x 407.8–537.8 x 236 mm |
| Dimensions without Stand | 825 x 366 x 51 mm |
| Net Weight | 8.8 kg (6.1 kg without stand) |
| Packaging (W x H x D) | 945 x 525 x 234 mm |
| Gross Weight | 13.4 kg |
| Height Adjustment | 130 mm |
| Swivel | 120° |
| Tilt | -5° / 40° |
| VESA | 100 x 100 mm |
Compatibility & Software Support
Devices
Windows certified and macOS tested. USB-C laptops with DisplayPort Alt Mode get UWQHD video, data, Ethernet and up to 90 W charging on one cable; other PCs connect by HDMI or DisplayPort. vDisplay Manager software is available for on-screen settings.
Typical Use
Spreadsheet, finance and multitasking desks that want a flat ultra-wide screen with a single-cable laptop dock and wired LAN.
Package Contents & ViewSonic VG Series Ordering Information
In the Box
VG3456 monitor, power cable (IEC C13), HDMI cable (v1.4), USB-C cable, USB A/B cable (v3.2), quick start guide.
ViewSonic VG Series Monitors
| Model | Key feature |
| VG1655 | 16" FHD IPS portable, dual USB-C |
| VG2409-MHU | 24" FHD IPS, USB-C 65 W, speakers |
| VG2409U-2 | 24" FHD IPS 100 Hz, USB-C 65 W docking, RJ45 |
| VG2439 | 24" FHD VA ergonomic, HDMI/DP/VGA |
| VG2440V | 24" FHD IPS, 2MP webcam + mic |
| VG2441V | 24" FHD IPS 120 Hz, 5MP Windows Hello webcam, USB-C |
| VG2448-I | 24" FHD IPS, 40° tilt ergonomic, USB hub |
| VG2709U-2K | 27" QHD IPS 100 Hz, USB-C 98 W docking, RJ45 |
| VG2740V | 27" FHD IPS, 2MP webcam + mic |
| VG2756-2K | 27" QHD IPS, USB-C 90 W docking, RJ45 |
| VG2757V-2K | 27" QHD IPS 100 Hz, 5MP Windows Hello webcam, USB-C 90 W, RJ45 |
| VG3419C-2 | 34" UWQHD 1500R curved VA 120 Hz, USB-C 96 W, RJ45, KVM |
| VG3456 (this listing) | 34" UWQHD VA, USB-C 90 W docking, RJ45 |
Datasheet & Downloads
| ViewSonic datasheet | VG3456 Datasheet |
| User guide | VG3456 User Guide (PDF, English) |
| vDisplay Manager guide | vDisplay Manager 2.0 User Guide (PDF) |
| ViewSonic product page | VG3456 on viewsonic.com |
Need a PDF sent directly? Email sales@sourceit.com.sg quoting VG3456.
Frequently Asked Questions — ViewSonic VG3456
Will it charge my laptop?
Yes, up to 90 W over USB-C if your laptop supports USB-C charging and DisplayPort Alt Mode.
Does it have wired network?
Yes, a built-in RJ45 Ethernet port served over the USB-C connection.
Is the screen curved?
No, the VG3456 is a flat 34" 21:9 ultra-wide VA panel.
What warranty do I get?
3 years on-site limited warranty on parts and labour in Singapore. Supplied by SourceIT with a GST invoice.
