Picture Processor: TCL IPQ 2.0 Engine. Resolution Type: 4K Ultra HD. 4K HDR Display: Yes. Tuner Type: Analog & Digital. Smart TV: Yes. Smart Tech. Ethernet (LAN) Input: Yes. Wifi Technology: 802.11a,802.11b,802.11g,Wi-Fi 4 (802.11n),Wi-Fi 5 (802.11ac).