Dahua Technology LM24-A221Y computer monitor 60.5 cm (23.8 inch) 1920 x 1080 pixels Full HD LED Black

DAHUA LM24-A221Y is a 23.8" (60.5 cm) Full HD computer monitor with an IPS LED panel that delivers 1920×1080 resolution, wide 178°/178° viewing angles and a flat screen. The monitor features a slim bezel and a plastic base, supports VESA mounting and accepts multiple signal inputs such as HDMI and VGA. It does not include built-in speakers or a USB hub and is rated energy class D (SDR).

Advantages

The monitor offers a 144 Hz refresh rate and a 1 ms response time for smoother motion rendering. IPS technology provides consistent colour and wide viewing angles while a 250 cd/m² brightness and 1200:1 contrast ratio ensure clear image reproduction. Lightweight plastic housing and an ultra-narrow bezel provide a compact and unobtrusive appearance. Energy consumption is 13 kWh per 1000 hours (SDR).

Suitable for

• Office productivity and general home use
• Multimedia playback and video streaming
• Casual and competitive gaming that benefits from 144 Hz refresh

Key specifications

• Display diagonal: 23.8" (60.5 cm)
• Resolution: 1920 × 1080 (Full HD), 16:9
• Panel type: IPS, LED backlight
• Refresh rate: 144 Hz
• Response time: 1 ms
• Brightness: 250 cd/m² (typical)
• Contrast ratio: 1200:1 (typical)
• Pixel pitch: 0.275 × 0.275 mm
• Viewing angles: 178°/178°
• Screen shape: Flat
• VESA mounting: supported
• Colour: Black
• Energy consumption (SDR): 13 kWh per 1000 hours

How to use

Connect the monitor to your computer using an available HDMI or VGA cable depending on the source device. Mount the monitor on a VESA-compatible stand or arm if desired, or place it on the supplied plastic base. Adjust display settings such as resolution, refresh rate (set to 144 Hz where supported by the graphics card) and brightness through the on-screen menu for optimal viewing. If no audio is required, note that the unit has no built-in speakers.

Recommendations

For the best experience set your graphics output to Full HD (1920×1080) and enable 144 Hz in your operating system or GPU control panel. Use HDMI for higher compatibility with modern laptops and GPUs; use VGA only if HDMI is not available. Regularly adjust brightness and enable flicker-free settings to reduce eye strain during prolonged use.