TCL S Class TVs are more than just a Smart TV, but a Smart Choice. 4K UltraHD Resolution - Experience incredible detail with 4X the resolution of 1080p Full HDTVs. Subscriptions may apply. HDR PRO+ with Dolby Vision, HDR10+, HDR10, & HLG - Enjoy enhanced contrast, accurate colors and fine details utilizing all the most advanced HDR formats.