So Smart. So Easy. Introducing the VIZIO SmartCast E-Series Ultra HD Home Theater Display with Google Cast built in. Experience superior picture performance powered by full array LED backlighting with 12 Active LED Zones. Download the VIZIO SmartCast app to turn your smartphone or tablet into a powerful touchscreen remote so you can browse your favorite entertainment across multiple apps at once. With VIZIO SmartCast, what you love won't change, but how you experience it will never be the same again. Download, Setup Stream. The VIZIO SmartCast App is required to turn your phone into the remote. Easily control everything as you would with a traditional button remote, and stream to your VIZIO SmartCast Display or Speakers from anywhere in your home. Cast From 1000+ Apps You Already Know and Love. All VIZIO SmartCast products have Chromecast built-in. Easily cast your favorite entertainment from your phone to your E-Series using thousands of popular apps, such as Netflix, HBO NOW, Pandora, YouTube or Spotify. Brilliant 4K Ultra HD Picture Quality 8.3 million screen pixels combine to form a radiant 4K Ultra HD picture for highly articulated details and piercing clarity in everything you watch. Exceptional Local Dimming. E-Series raises the bar with 10 Active LED Zones. This advanced innovation dynamically adjusts your screen's backlight to adapt to the content on-screen to deliver incomparable contrast levels, sharper details and the deepest, purest black levels. Key Specs Class Size: 55" Screen Size (Diag.): 54.65" Smart Platform: VIZIO SmartCast w/ Chromecast Built-in Resolution: Ultra HD - 3840x2160 UHD Upscale Engine: Spatial Scaling Engine Display Processor: V8 Octa-Core Processor Backlight Type: Full-Array LED Local Dimming: Active LED Zones x 12 Clear Action: 180 Built-in Wi-Fi: 802.11ac Dual Band Bluetooth: 4.1 LE HDMI Inputs HDMI Ports: 4 (1 side, 3 down) HDMI Version: Port 1 supports: v.2.0; Ports 2-4 supports: v1.4 HDMI 1 Tech Spec: 600MHz pixel clock rate: 2160p@60fps, 4:4:4, 8-bit 2160p@60fps, 4:2:2, 12-bit 2160p@60fps, 4:2:0, 12-bit HDMI 2-4 Tech Specs: 340MHz pixel clock rate: 2160@60fps 4:2:0 8 bit Additional Inputs Component: 1 (side) USB Ports: 1 (side) TV Tuner: No, Note: If you use an external antenna to watch local over-the-air broadcast TV signals, a TV tuner is required and sold separately. Outputs ARC: Yes Analog Audio Out: 1 (down) Digital Audio Out (SPDIF): 1 (down) Display Effective Refresh Rate: 120Hz Active Pixel Tuning: Yes Dynamic Contrast Ratio: 5M: 1 Aspect Ratio: 16:9 Viewable Angle (H/V): 178 degrees/178 degrees OSD Language: English, Spanish, French Audio Speakers/Power Output: 10W x 2 DTS StudioSound: Yes Energy Savings Energy Compliance: No Dept. of Energy Certified: Yes NRCan: Yes Power Consumption: 95.76W Standby Power Consumption: 0.5W Ambient Light Sensor: Yes Wall Mount Specifications VESA Compliance: Yes Mount Pattern: 200mm x 200mm Screw Size: M6 Hole Depth: 25mm Stand Assembly Screw Size: M4 Screw Length: 24mm Included Accessories Remote Control: XRT132 / XRT135 (ED) AAA x2 Battery Type: AAA x2 Cable: 6' HDMI Cable Size and Weight Product with Stand Dimensions: 49.09"W x 30.75"H x 9.81"D Product with Stand Weight: 35.38 lbs Product without Stand Dimensions: 49.09"W x 28.44"H x 3.39"D Product without Stand Weight: 34.39 lbs Product Packaging Dimensions: 56.50"W x 31.38"H x 5.91"D Product Packaging Weight: 45.06 lbs VIZIO Warranty Warranty: One Year Parts Labor. Free Lifetime Technical Support.