GSM Bands:

GSM: B2/B3/B5/B8

WCDMA: B1/B2/B5/B8

TDD-LTE: B38/B39/B40/B41

FDD-LTE: B1/B3/B5/B7/B8/B20/B28A/B28B

Wi-Fi: IEEE 802.11 a/b/g/n(2.4G&5G)

Bluetooth: V4

Navigation: GPS and Glonass

NFC: Optional

OS: Android 8.1

RAM and ROM: 1GB and 8GB

Expandable memory: Yes

USB: Type C

Camera: Optional

Battery: Li-Pol 4000 mAh