TCL 4K Smart Frameless TV QLED Screen size : 55 inch Resolution : 3840 x 2160 ( 4K , Ultra HD ) Aspect ratio : 16:09 Viewing angle : 178° Total internal memory : 32 GB Broadcasting type : Digital ( DVB-T/T2/S/S2 ) Visual :- Visual technology : Dolby vision HDR 10+ HDR 10 HLG Noise reduction MEMC : Motion Technology Wide color gamut Contrast Enhancer Color temperature : 3 Modes ( Normal – Cool – Warm ) Picture modes : Standard – Sport – Movie – Intelligent Gaming :- Game Mode Game Optimizer Refresh rate : 144 Hz Free Sync VRR ALLM Audio :- Dolby Atmos Dolby Digital DTS studio sound DTS Virtual : X Surround Equalizer Speaker number : 3 Audio output power : 10 Watt x 2 Powred by ONKYO Woofer speaker : 15 Watt Sound modes : Dynamic – Standard – Sport – Movie – Music Smart Features :- Operating system : Google TV With Built-In receiver Web browser Netflix application Shahid VIP Communication with YouTube Prime Video Watch It Disney+ Google play store Google assistant TM Google Voice Search TM Far field Voice control Chromecast built-in Communication with Airplay 2 Connect with WiFi (5G) Bluetooth v5.4 USB : Video – Photos – Music playback format EPG Multilingual OSD sleep timer Favorite channel list Channel editor Child lock Inputs and outputs :- Rf In : 1 ( Digital ) HDMI : (EARC – ARC) HDMI (2.1) : 4 USB (3.0) : 1 LAN : 1 Optical audio : 1 Digital audio output : 1 Power :- Automatic voltage regulator : AC 100-240 Volt / 50 /60Hz Power Consumption : 150 Watt Standby : <0.5 Watt Energy Efficiency Class : ( F ) Dimensions ( Width x Height x Depth ) mm :- Without Base : 1224 x 708 x 69.5 With Base : 1224 x 770 x 292 Weight :- Net weight : 11.3 Kg Gross weight : 14.8 Kg Country of origin : Egypt Warranty : 2 Years full free warranty