Based on Linux system, with powerful router function

Can support CSFB voice, VOLTE voice

Can support VOIP voice, up to 10 SIP accounts

Can support WIFI 300M, 802.11b/g/n, up to 16~32 users

Can come with a LAN port, you can connect the PC to it to share 4G internet via cable. 

The LAN port can also be configured to be WAN port, so that it can work as a wifi router too. 

Can support TR069 as well