Products you can control through Echo and Alexa-enabled Devices. Y 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 LG OLED B4 OLED55B4PUA, 139.7 cm (55"), 3840 x 2160 pixels, OLED, Smart TV, Wi-Fi, Black LG OLED B4 OLED55B4PUA. Display diagonal: 139.7 cm (55"), Display resolution: 3840 x 2160 pixels, HD type: 4K Ultra HD, Display technology: OLED, Screen shape: Flat. Smart TV. Motion interpolation technology: OLED Motion, Response time: 0.1 ms. Digital signal format system: QAM. Wi-Fi, Ethernet LAN. Product colour: Black