Google Assistant is ready to help when and where you need it. Manage your schedule, get help with everyday tasks, control smart home devices, enjoy your entertainment, and much more. Y TCL 55S431, 139.7 cm (55"), 3840 x 2160 pixels, LED, Smart TV, Wi-Fi, Black TCL 55S431. Display diagonal: 139.7 cm (55"), Display resolution: 3840 x 2160 pixels, HD type: 4K Ultra HD, Display technology: LED, Screen shape: Flat. Smart TV. Motion interpolation technology: CMI (Clear Motion Index) 120 Hz. Digital signal format system: ATSC. Wi-Fi, Ethernet LAN. Product colour: Black