The phone supports working with 2 SIM cards alternately. The build quality is excellent: the case is strong, it's nice to hold in your hands, there is no "backlash". A large IPS screen gives a juicy image, has wide viewing angles. It is easy and pleasant to watch videos and photos here. The main camera at 5 MP takes pictures corresponding to the stated resolution due to flash and autofocus. The resolution of the second camera 0.3 MP is enough to see the interlocutor on Skype. The speakers are clear, loud, and the speech can be heard well. The phone catches the signal from almost everywhere. Satellite navigation, wireless communication are picked up quickly and maintained easily. A dual-core processor and a modern version of the OS contribute to the smooth operation of the device, without braking and "crashes". 512 MB of RAM is enough to download adapted programs. To install complex games, applications of this volume will not be enough. The built-in memory for 4 GB can be supplemented with a memory card up to 32 GB. The battery charge lasts for 2 days of active work. This device is designed for those who value functionality, performance and easy Internet surfing, as well as watching movies online. Download games and apps for TeXet X-maxi qHD TM-5172.