VIENDO 70-inch Screen Brand: VIENDO Model: V70D2 Screen Size: 70 inches Display Resolution: 4K Ultra HD Operating System: WEB OS Frameless Design Available Apps: Shahid, Netflix, YouTube, Prime Video, and more Voice Control with Remote: THINQ Mouse Control via Remote: Air Mouse Control via Mobile App Connectivity Ports: 3 HDMI ports, 2 USB ports, 1 OPTICAL port, 1 AV port, 1 RJ45 port Home Theater Feature: Wired or Bluetooth connection Screen Sharing: Apple AirPlay Specifications Voltage/Hz: 100-240V AC – 50-60Hz Color: Black Speaker Power: 20W (10W per speaker) Voice Control with Remote THINQ Home Theater Feature: You can connect the TV to your home theater via wires or Bluetooth. Control the screen via the mobile app, allowing you to control volume, switch between apps, change channels, and turn the screen on/off. Available Apps: Shahid, Netflix, YouTube, PRIME VIDEO, and more. FRAMELESS Screen Sharing via Apple AirPlay Number of USB ports: 2 Number of HDMI ports: 3 Number of OPTICAL ports: 1 Number of AV ports: 1 Number of RF ports: 2 Number of RJ45 ports: 1 Dimensions Width (mm): 1550 Height (mm): 895 Depth (mm): 180 Net Weight (kg): 18 Gross Weight (kg): 28 Screen Screen Size: 70 Resolution/Megapixels: 3840X2160 Clarity Type: 4K UHD Motion Rate/Hz: 60 Hz Panel Type: LED Other Mobile Connectivity: Yes Dolby Technology: Yes Product Type: Display Screen Sound System: Surround Remote Control Type: Remote Control Smart TV: WEB OS TV Brand Name: VIENDO Optical Digital Audio Output: RJ45 – RF Audio Input (AV): Yes Headphone Output: Yes Dolby Vision Technology: Yes Country of Manufacture: China Product Information Model Number: V70D2