| Audio | |
|---|---|
| Built-in speaker(s) | No |
| Performance | |
| Built-in speaker(s) | No |
| Built-in microphone | No |
| Built-in camera | No |
| AMD FreeSync | No |
| NVIDIA G-SYNC | No |
| Low Blue Light technology | Yes |
| Display | |
| Display brightness (typical) | 250 cd/m² |
| Screen shape | Flat |
| Display number of colours | 16.7 million colors |
| Native aspect ratio | 16:9 |
| Pixel density | 102 ppi |
| Colour gamut | 99% |
| Maximum refresh rate | 100 Hz |
| sRGB coverage (typical) | 99% |
| HD type | Full HD |
| Display technology | LED |
| Contrast ratio (typical) | 1300:1 |
| Viewing angle, horizontal | 178° |
| Viewing angle, vertical | 178° |
| Pixel pitch | 0.00976 x 0.00976" (0.248 x 0.248 mm) |
| Backlight type | W-LED |
| Display resolution | 1920 x 1080 pixels |
| Response time | 6 ms |
| Display diagonal | 21.5" |
| Response time (fast) | 4 ms |
| Panel type | IPS |
| LED backlight | Yes |
| Anti-glare screen | Yes |
| Multimedia | |
| Built-in speaker(s) | No |
| Built-in microphone | No |
| Built-in camera | No |
| Design | |
| Certification | ENERGY Star Certified, EPEAT Gold, EU Energy Efficiency Level (Level-C), RoHS, Volatile Organic Compound Certification, TÜV Low Blue Light (Hardware solution), TÜV Rheinland Flicker Free |
| Product colour | Black |
| Colour name | Raven Black |
| Camera | |
| Built-in camera | No |
| Ports & interfaces | |
| Built-in USB hub | No |
| VGA (D-Sub) ports quantity | 1 |
| HDMI ports quantity | 1 |
| DisplayPorts quantity | 0 |
| HDMI | Yes |
| HDMI version | 1.4 |
| USB Power Delivery (USB PD) | No |
| USB Type-C DisplayPort Alternate Mode | No |
| DisplayPort out quantity | 0 |
| Ethernet LAN | No |
| Technical details | |
|---|---|
| HDMI | Yes |
| Built-in microphone | No |
| Product colour | Black |
| Power supply type | Internal |
| Weight (with stand) | 6.17 lbs (2.8 kg) |
| Network | |
| Ethernet LAN | No |
| Ergonomics | |
| VESA mounting | Yes |
| Tilt adjustment | Yes |
| Power | |
| Power supply type | Internal |
| Power consumption (max) | 5 W |
| Power consumption (standby) | 0.5 W |
| Power consumption (typical) | 10 W |
| Power consumption (off) | 0.3 W |
| Energy efficiency scale | A to G |
| Energy efficiency class (SDR) | C |
| Energy consumption (SDR) per 1000 hours | 9.8 kWh |
| Weight & dimensions | |
| Weight (with stand) | 6.17 lbs (2.8 kg) |
| Weight (without stand) | 5.51 lbs (2.5 kg) |
| Package width | 22.2" (563 mm) |
| Package depth | 4.69" (119 mm) |
| Package height | 13.8" (350 mm) |
| Package weight | 9.04 lbs (4.1 kg) |
| Packaging data | |
| Package width | 22.2" (563 mm) |
| Package depth | 4.69" (119 mm) |
| Package height | 13.8" (350 mm) |
| Package weight | 9.04 lbs (4.1 kg) |
| Other features | |
| Certification | ENERGY Star Certified, EPEAT Gold, EU Energy Efficiency Level (Level-C), RoHS, Volatile Organic Compound Certification, TÜV Low Blue Light (Hardware solution), TÜV Rheinland Flicker Free |
| Power consumption (max) | 5 W |
| HDMI | Yes |
| Energy efficiency scale | A to G |
| USB Type-C DisplayPort Alternate Mode | No |
| Power supply type | Internal |
| Ethernet LAN | No |
| USB Power Delivery (USB PD) | No |
| Certificates | |
| Certification | ENERGY Star Certified, EPEAT Gold, EU Energy Efficiency Level (Level-C), RoHS, Volatile Organic Compound Certification, TÜV Low Blue Light (Hardware solution), TÜV Rheinland Flicker Free |
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|---|---|---|---|---|---|---|
| SKU |
64CBKAT6US
|
UM.BV6AA.002
|
VX2276-SMHD
|
VX2476-SMHD
|
VA2256-MHD
|
GW2283
|
| Manufacturer |
Lenovo
|
Acer
|
Viewsonic
|
Viewsonic
|
Viewsonic
|
Benq
|
| Display diagonal |
21" to 23"
|
17" to 19"
|
N/A
|
N/A
|
21" to 23"
|
21" to 23"
|
| Display resolution |
1920 x 1080 pixels
|
1280 x 1024 pixels
|
1920 x 1080 pixels
|
1920 x 1080 pixels
|
1920 x 1080 pixels
|
1920 x 1080 pixels
|
| Product colour |
Black
|
Black
|
N/A
|
N/A
|
Black
|
Black
|
| Touchscreen |
N/A
|
N
|
N
|
N
|
N
|
N
|
| Built-in camera |
N
|
N
|
N
|
N/A
|
N
|
N
|
| Market positioning |
N/A
|
N/A
|
N/A
|
N/A
|
N/A
|
Home
|
| Display technology |
LED
|
N/A
|
LED
|
LED
|
LED
|
LED
|
| Native aspect ratio |
16:9
|
5:4
|
N/A
|
16:9
|
16:9
|
16:9
|
| VESA mounting |
Y
|
N/A
|
N
|
N
|
Y
|
Y
|
| NVIDIA G-SYNC |
N
|
N/A
|
N/A
|
N/A
|
N
|
N
|
| Built-in USB hub |
N
|
N/A
|
N
|
N/A
|
N
|
N
|
| AMD FreeSync |
N
|
N/A
|
N/A
|
N/A
|
N
|
N
|
