Features & Specifications of Lenovo L27i‑4A
Screen / Display Size is 27 inches (diagonal), Full HD (1920 × 1080) resolution. 
Panel type is IPS with WLED backlight, anti‑glare finish. 
Typical brightness is around 300 cd/m². 
Static contrast ratio is about 1500:1. 
Color gamut: covers ~ 99% sRGB. 
Viewing angles are wide: ≈ 178° horizontal / 178° vertical. 
Refresh rate is 100 Hz.
Response times vary by mode: ~1 ms MPRT (at 100 Hz), ~4 ms in “Extreme Mode”, ~6 ms in “Normal Mode”, also “Off Mode” slower (~14 ms) in some listings. 
Built‑in speakers: Two 3W speakers (stereo). 
Connectivity / Ports: 2 × HDMI 1.4, 1 × VGA input, 1 × Audio Out (3.5 mm) jack. 
Design / Physical: Ultra-thin bezels on four sides, slim “Cloud Grey” color casing, tilt stand (−5° to +22°), no height adjustment.
Power consumption typical ~ 17.5 W, maximum ~ 31.5 W, standby / sleep draws ~0.5 W / power‑off ~0.3 W. 
Dimensions & Weight: Head (monitor + screen + stand) weighs about 2.9 kg (just panel ~?) and with packaging more. Footprint with stand is ~ 611.5 mm width × 474.6 mm height × 181.5 mm depth.
Warranty 
Warranty period is 3 years (manufacturer warranty) in India (Lenovo India).