4K HD Wallpaper: Walk to Sunset · Landscape Photography by Taufeeq H.
Marvelous sunset image captured by Taufeeq H. and shared from his courtesy here for download free for personal use as desktop background and homescreen phone.4K Ultra High Definition HD: 3840x2160 (just perfect for 4K and 2K (2560x1440) screens)
Widescreen Desktop / Macbook (Retina): 2880x1800 (fits on: 2560x1600, 1920x1200, 1440x900)
High Definition HD 1080p: 1920x1080 (fits on: 1600x900, 1366x768, 1280x720)
Samsung Galaxy Tab & iPad: 2048x2048 (compatible with many tablets)
HTC, Samsung Galaxy & iPhone: 1080x1920 (compatible with many phones)