Samsung 4K crystal processor, smart TV powered by tizen, UHD 7 series, 3-side boundless design, smart speaker expandability Alexa-enabled devices with Google assistant compatibility, maximum 3840 x 2160 display resolution, flat panel, 2 channel speaker, Bluetooth 4.2, 2-HDMI and 1 USB connectivity, full web browser. Highlights Bluetooth headset support Smart thing app support Remote control battery Boundless design Multiroom link Eco sensor Features Screen Size | 55 Inch | Panel | Flat | Resolution | 3840 x 2160 Display Resolution | Technology | 4K, LED | 3D Technology | 2D | Response Time | 5MS | Refresh Rate | Motion Rate 120Hz Technology | Contrast | HDR10, HDR10+, Hybrid Log Gamma | Brightness | High Dynamic Range | TV Tuner | Digital / Analog | Sound | 20 Watt Sound Output, Dolby Digital Plus | Connectivity | LAN, USB, HDMI, Wi-Fi, BT | Remote | Yes | Operating System | Tizen | Dimension | 122.94 x 70.61 x 6.1 cm Without Stand | Other Features | Web Browse, Smart TV Screen Mirroring, Wi-Fi Direct ARC Support, Samsung Bixby | |