The DLNA Certification and Logo Program is designed to ensure that DLNA Certified products have implemented the features necessary to comply with the DLNA Guidelines, and that they will in fact interoperate with other similar devices when connected to those devices in a consumer's home environment. The DLNA Certification and Logo Program enables companies to certify their products through a well-defined and rigorous process. Y 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 TCL 55X815, 139,7 cm (55"), 3840 x 2160 Pixeles, QLED, Smart TV, Wi-Fi, Negre TCL 55X815. Pantalla diagonal: 139,7 cm (55"), Resolució de pantalla: 3840 x 2160 Pixeles, Tipus HD: 4K Ultra HD, Tecnologia de visualització: QLED, Forma de la pantalla: Plana. Smart TV. Tecnologia d'interpolació de moviment: VPI (Video Perfection Index) 2600. Sistema de format de senyal digital: DVB-C, DVB-S2, DVB-T2. Wi-Fi, Ethernet / connexió LAN. Color de producte: Negre