will begin offeringits 4K movie streaming service Ultra by April 4, Variety reported March 29.

Ultra canbe accessed via Sony 4K TV sets, with films available only for purchase at $30each during the initial phase.

Films to beoffered on the service reportedly include "Concussion,""Crouching Tiger, Hidden Dragon," "The Walk" and "TheNight Before."

Specialfeatures, which are commonly found on physical discs, will also reportedly beincluded in the service.

Sony willroll out a video-on-demand rental option later if there is a demand, accordingto the report.

Moreover, customers will be able to upgrade SD and HDquality movies in their UltraViolet cloud locker for $12 to $15, respectively, andstream them on Ultra.