After Windows 10 OS release Microsoft started to manufacture smartphones, based on it : Microsoft Lumia 550 – is one of them, having LTE ( 4G ) connections support and adequate for its technologies and functions price. Capacitive multi-touch display has 4.7″ size, HD 1280 x 720 pixels resolution and 24 bits ( 16 M colors ) precision; 4-cores Qualcomm Snapdragon 210 processor with 1100 MHz frequency is built into it, also 1 GB of RAM, 8 GB of built-in memory ( OS and pre-installed programs take part of it ) and automatic files saving on OneDrive cloud servers; additionally there is ability to use MicroSD flash memory cards. Main 5 MP camera supports auto focus and 2x digital zoom, with 28 mm fixed focus, f/2.4 fixed aperture, 1/4″ sensor size, 0.1 m minimal focusing distance and LED flash. Frontal camera has 2 MP ( VGA 640 x 480 pixels ) resolution and f/2.8 aperture. Smartphone records video in HD 1280 x 720 30 mode and saves it in MP4 and H.264 formats with AAC LC, AMR-NB and GSM FR mono sound formats.
Microsoft Lumia 550 supports following connections : GSM, EGPRS, WCDMA ( 3G ) and LTE ( 4G ); navigation includes GLONASS, GPS and Wi-Fi and A-BeiDou positioning; it has proximity, light and orientation sensors. One charge of its Li-ion battery is enough for 28 days of stand-by mode or 16 hours of talking; there are interchangeable back panels with white and black color variants. Sim-card is Nano SIM; smartphone has 3.5 mm mini-jack output for headset and Micro-USB 2.0 connector for data transfers, battery charging and remote devices plugging in; it supports Bluetooth 4.1 and Wi-Fi wireless connections for data transferring and communication with other devices. From other functions following can be noted : support of FM and internet radio, Internet and local connections encryption and support of DirectX 11 and Xbox. Its sizes are 136.1 ( height ) x 67.8 ( width ) x 9.9 ( depth ) mm and mass is 141.9 g.
Package contains : Microsoft Lumia 550 smartphone itself, USB cable, Li-ion battery, recharger, warranty card and user’s guide. This is a good smartphone with Windows 10 and 4G and adequate for its technologies and functions price point, so, in case of searching for such device, this one worth looking at.