Free Samsung 5 Year Guarantee by Registration!QLED TechnologyQuantum Processor LiteQuantum HDR powered by HDR10+100% Colour Volume with Quantum DotMega ContrastAuto Low Latency Mode (ALLM)Motion XceleratorTizen Operating SystemSamsung TV PlusSmartThings App SupportSamsung Health AppMulti Voice AssistantsWorks with Amazon Alexa & BixbyWorks with Google AssistantWatch Amazon Prime, Disney+ & NetflixBluetooth ConnectivityFreeview HD TunerAdaptive SoundObject Tracking Sound Lite (OTS Lite)Virtual 3D Surround SoundMobile Tap Mirroring2 HDMI Inputs2 USB PortsBezel Colour: BlackH427 x W725 x D30 mm