OEM MHL to HDMI Samsung Galaxy S4/SIV & S3/SIII Dual Smartphone HDTV Adapter! Connect directly to TV using this 11 pin Micro-USB MHL-enabled device using official digital chipset. Quickly output your application, web, presentation, photo or video to large screen HDTV! Connects to your MHL-Enabled Micro-USB port to accept a Direct HDMI cable connection. Operates without or with a power supply if you want to maintain battery's charge, MHL 1.0 phones always require 1Amp power supply. Official MHL 2.0 Enabled MicroUSB speed device certified at 1.4 HDMI speeds (42gbps) Adapter supports Video formats: 720p, 1080i, 1080p, 1440p, 1920p, 2160p, 4K, and 3D! (Phone May Not)