Item model number: C423AQ
  • In-plane Switching panel with wide viewing angles and LED backlight for quality visuals
  • Extensive connectivity with DisplayPort, DVI-D, D-sub, Audio in, Earphone jack plus USB 2.0 ports for the most flexibility
  • Advanced eye care feature with Low Blue Light & Flicker Free Technology

Screen shape Flat Digital vertical frequency 49 - 76 Hz
Supported graphics resolutions 1920 x 1080 (HD 1080) HD type Full HD
Aspect ratio 16:9 Viewing angle, vertical 178°
Backlight type W-LED Display resolution 1920 x 1080 pixels
Display number of colours 16.78 million colours Display technology IPS
Response time 5 ms Display brightness 250 cd/m²
Supported video modes 1080p Native aspect ratio 16:9
Vertical scan range 49 - 76 Hz Viewing angle, horizontal 178°
Digital horizontal frequency 30 - 83 kHz Pixel pitch 0.2652 x 0.2652 mm
Display LCD Horizontal scan range 30 - 83 kHz
Contrast ratio (typical) 1000:1 Display diagonal 58.4 cm (23")
HDCP Yes Contrast ratio (dynamic) 100000000:1
Display diagonal (metric) 58.4 cm
Built-in speaker(s) Yes Built-in camera No
TV tuner integrated No Number of speakers 2
RMS rated power 4 W
Colour of product Black
Windows operating systems supported Windows 7 Enterprise,Windows 7 Enterprise x64,Windows 7 Home Basic,Windows 7 Home Basic x64,Windows 7 Home Premium,Windows 7 Home Premium x64,Windows 7 Professional,Windows 7 Professional x64,Windows 7 Starter,Windows 7 Starter x64,Windows 7 Ultimate,Windows 7 Ultimate x64,Windows 8,Windows 8 Enterprise,Windows 8 Enterprise x64,Windows 8 Pro,Windows 8 Pro x64,Windows 8 x64
Thin Client
Thin client installed No
Ports & interfaces
VGA (D-Sub) ports quantity 1 DisplayPorts quantity 1
DVI port Yes USB hub version USB 2.0
DVI-D ports quantity 1 USB Type-A downstream ports quantity 2
Built-in USB hub Yes
Ports & interfaces
Audio output Yes Audio input Yes
Headphone connectivity 3.5 mm
Cable lock slot Kensington Number of OSD languages 21
On Screen Display (OSD) Yes VESA mounting interfaces 100 x 100 mm
VESA mounting Yes Swivelling No
On/off switch Yes Pivot No
Tilt angle range -5 - 20° Tilt adjustment Yes
Height adjustment No
AC input frequency 50/60 Power consumption (standby) 0.5 W
Power consumption (PowerSave) 0.5 W AC input voltage 100-240
Power consumption (typical) 22 W
Operational conditions
Operating temperature (T-T) 0 - 40 °C Storage temperature (T-T) -20 - 60 °C
Certification BSMI, CB, CE, CU, EMC DoC, ErP, FCC, ISO-9241-307, PSE, RoHS, TCO6.0, TUV-Ergo, TUV-GS, UkrSEPRO, UL/cUL, VCCI, WEEE, WHQL (Windows 8, Windows 7), MEPS, RCM, TUV Flicker-free , TUV Low Blue Light EPEAT compliance Gold
Energy Star certified Yes
Weight & dimensions
Height (with stand) 403 mm Width 584 mm
Width (with stand) 548 mm Height 333 mm
Depth 50 mm Depth (with stand) 195 mm
Weight with stand 4.3 kg
Packaging data
Package weight 5.7 kg Package height 462 mm
Package depth 119 mm Package width 617 mm
Packaging content
Cables included AC, Audio (3.5mm), DisplayPort, USB, VGA Quick start guide Yes
Technical details
No flickering Yes

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