The LeEco Le S3 (X522) is a good Android phone with 1.8GHz Octa-core processor that allows run games and heavy applications.
An advantage of the LeEco Le S3 (X522) is the possibility of using two mobile carriers, a Dual-SIM device with two SIM card slots.
Good connectivity of this device includes Bluetooth 4.1 + A2DP, WiFi 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO, but it lacks NFC connection.
Including the battery, the LeEco Le S3 (X522) phone has 153 grams and it's a very thin device, only 7.5mm.
