6.4G Network: Support GSM:B5/B8/B3/B2=850/900/1800/1900Mhz,3G WCDMA: B1/B2/B5/B8=2100/1900/850/900MHz; 4G TDD-LTE: B38/B39/B40/B41=2600/1900/2300/2500MHZ;4G FDD LTE: B1/B3/B7=2100/1800/2600MHZ. American 4G Bands: B4/B17 and others is optional
8.Battery: Built-in 3.7V/8500mAh Lithium Battery,
12.NFC Module: Frequency is 13.56Mhz, is optional;
13.Infrared scann module: Optional;
16.Dimention: 228*140*19.8mm, Net Weight: about 800g.