Article ID : SX570803 / Last Modified : 24/09/2020

What is VoLTE, and its benefits?

    VoLTE is the abbreviation of "Voice over LTE", and offers the possibility to voice call via the LTE/4G mobile network.

    In order to be able to make calls via the LTE/4G network, some conditions must be fulfilled:

    Note! Contact your network operator to verify what is valid for your Xperia device model.

    • you have to use a VoLTE-supported phone.
    • your operator and subscription (incl. SIM card) must support VoLTE for the device model you're using.
    • depending on operator, your phone must sometimes be operator-branded and/or use operator-customised system software.
    • your phone must be in range of a LTE/4G network.

    What are the benefits of VoLTE?

    • Better voice quality
    • Faster call setup
    • The phone remains in the LTE/4G network during voice calls
    • You can use LTE/4G data services, such as web surfing and tethering, and simultaneously make and receive calls.