Sprint's Spark Phones Don't Support Simultaneous Voice/Data

Here’s the scoop on simultaneous voice and data

Simultaneous voice and data over the carrier network, lets you be on a call, and simultaneous look something up on the Web, or use Maps/Navigation, or post on face book, or tweet, etc

And simply put

* AT&T & T-Mobile phones have simultaneous voice and data, including the iPhones.

* Verizon LTE phones have simultaneous voice and data, except the iPhones.

* Sprint LTE or WiMax phones have simultaneous voice and data, except the iPhones.
* Sprint Spark LTE phones do not have simultaneous voice and data.