Samsung The Serif QE55LS01T 55" 4K Ultra HD (3840x2160) LCD Smart TV55Â inches, QLED, LCD, 4K Ultra HD (3840x2160), Bluetooth, Voice control, Ambient light (Ambilight), Time-shift, Supports NFC, App control, Support for HbbTV, Adaptive synchronization, ALLM, Supports Google Assistant, Supports Amazon Alexa, Eco Mode, Supports Samsung Bixby, Upscaling technology, 100 Hz