All of our FDD-LTE and TDD-LTE 4G repeaters are supporting VoLTE standard. Our 4G-LTE repeaters provide you the ultimate solution to improve 4G signals, and you will be able to enjoy 100Mbps 4G internet plus crystal clear phone connections.
VoLTE, short of Voice Over LTE. After using VoLTE, you will no longer suffer below troubles:
1) While a phone call coming, your smartphone suddenly stuck while surfing internet via mobile network, then 4G signal disappear, drop off from internet connection;
2) While making a phone call, cannot check email or whatsapp and get return error message of "could not connect to server";
3) While using navigator on the smartphone, could not reconnect to server after hanging off a phone call;
4) The smartphone cannot connect 4G network after hanging off a phone call;
5) Even with a fast 4G internet connection, but voice call has terrible signal also drop the line.