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 Philips 4000 series LED-LCD TV 32PFL4609/F7, 31.5", 1366 x 768 pixels, LED, Smart TV, Wi-Fi, Black Philips 4000 series LED-LCD TV 32PFL4609/F7. Display diagonal: 31.5", Display resolution: 1366 x 768 pixels, HD type: HD, Display technology: LED, Screen shape: Flat. Smart TV. Motion interpolation technology: PMR (Perfect Motion Rate) 120 Hz, Display brightness: 270 cd/m², Response time: 8 ms, Contrast ratio (typical): 1400:1, Native aspect ratio: 16:9. Digital signal format system: ATSC. Wi-Fi, Ethernet LAN. Product color: Black