On a phone speaker: Squeak, squeak. On a DTS system: THUD. RUMBLE. SHAKE.
The sound design team has mastered the rear channels. Episode 3 introduces a chaotic mass casualty drill gone wrong. With a proper 5.1 or 7.1 DTS setup:
Around the 18-minute mark, the team rushes a seizure patient through the double doors. The camera follows the gurney wheels.
The mix forces you to multitask just like the doctors. You have to choose which conversation to listen to. DTS’s higher bitrate (compared to standard Dolby Digital) keeps these overlapping dialogues crisp, not muddy. You don't "lose" the critical diagnosis under the sound of a gurney squeaking behind you.