Experience a 4G future.
The Ascend Y550 makes fast faster with advanced 4G LTE network technology. Which means smoother web browsing and app download speeds of up to 150 Mbps.
Power. In your hands. 
No matter what you’re doing, browsing, playing, or watching, every task on the Ascend Y550 is completed at lightning speed. With a quad-core Qualcomm MSM 8916 processor that clocks at a speedy 1.2 GHz, you now have the power to do it all.
4.5 inch IPS touch screen.  The advantages are clear.
A 4.5 inch IPS FWVGA screen (854 x 480) delivers an abundance of visual detail while the addition of G-sensor functionality makes movies or videos on the go more immersive.