specification:

4G LTE Unlocked Any GSM Standard Sim Carrier Desbloqueados GSM (Not Verizon Sprint Net10 or Any CDMA Carrier)
4G LTE B1/B3/B5/B7/B8/B20/

4GLTE TDD:B38/B40/B41 ,

3G UMTS: B1/B5/B8
Wi-Fi Protocol 802.11b/g/n
Sim Card & Internet Service Required (Standard Sim Card Size)
Support Speeds Up to : 150Mbps DL/50Mbps UL / 10 Wifi Users (OEM - Non Network Logo))

Material: plastic
Size: 8.6x2.2cm

Package Contents:

1 * R311 Router

1* Lan cable

1* power Adapter(Euro type)