Dimensions (W x H x D): TV without stand: 57.2" x 32.8" x 1.8", TV with stand: 57.2" x 34.4" x 8.5"

Smart functionality gives you access to your favorite apps and content using webOS 3.5. CONNECTIVITY : Wi-Fi Built In 802.11ac

Pairs 4K Ultra HD picture clarity with the contrast, color, and detail of High Dynamic Range (HDR) for the most lifelike picture

Individually lit OLED pixels achieve the ultimate contrast for outstanding picture quality. Resolution: 3840 x 2160

OLED does not require a backlight giving it deep blacks and making it extremely thin.Other Features :Active HDR with Dolby Vision, Dolby Atmos, Perfect Black, Cinematic Color, Billion Rich Colors, Ultra Luminance, Pixel Level Dimming

Inputs: 4 HDMI, 3 USB, 1 RF, 1 Composite, Component Shared w/ Composite, 1 Ethernet, 1 Optical, 1 RS232C (Mini Jack). Smart TV Operating System-webOS 3.5

Power supply (voltage, Hz): 120 Vac 50-60Hz . Recommended sound bars: SJ7, SJ8, and SJ9