When the original ZMAX was released it did not have VoLTE enabled. The ZMAX PRO does not have VoLTE. Is this phone even capable of VoLTE and is there a possibility to add the feature through a future phone update?
We've been tracking upcoming products and ranking the best tech since 2007. Thanks for trusting our opinion: we get rewarded through affiliate links that earn us a commission and we invite you to learn more about us.