Mini DisplayPort to HDMI VGA Adapter, CableCreation 2 in 1 Mini DP Hub (Thunderbolt 2) Converter Compatible with MacBook Pro, iMac, HDTV, Projector, 4K UHD Monitors

This is a Mini DisplayPort to HDMI and VGA Adapter. It allows you to transmit signals from a Mini DP source to a high definition HDMI or VGA display (TV, projectors, monitor, etc). It can work on MacBook, MacBook Pro, iMac, MacBook Air, Mac Mini, Surface Pro, Google Chromebook Pixel and other devices with Mini DP port, with this adapter, you can enjoy a better visual feast with your family.
Note: If two outputs are connected, then only one output can receive the input signal, The
priority sequence is: HDMI -> VGA. Mirror and
Extend Mode Settings: -- For MacOS, Top left corner Apple iconSystem PreferencesDisplaysMirror or Extend Displays; -- For Windows 10, press Windows key + P combination commandchoose Duplicate or Extend. -- For Windows system laptop, if the external monitor could not work, please update the BIOS and graphic card driver from laptop official website.
Stereo Settings: -- For MacOS, Please go to Apple iconSystem PreferencesSoundOutput, choose your TV as the sound output. -- For Windows 10, please click right bottom of your sound iconchoose your TV as the sound output. -- For Sony TV, if you are running MacOS, you probably need to go to LaunchpadOtherAudio MIDI SetupDisplayPortOutputPlease choose 2 ch 16-bit integer.
1. Supports HDMI resolution up to 4k*2K@30Hz In order to enjoy the 4K high resolution, please make sure to use a 1.4 or higher version HDMI cable; Support VGA resolution up to 1080P@60Hz.
2. We recommend you to make sure your monitor or TV could supply corresponding output. That means if your computer supports 4K@60Hz, while your monitor or TV only supports 1080p, you can only output 1080p rather than 4K.
3. If the resolution of your laptop is higher than the external monitor.
For windows: Windows Menu Setting Display Advanced Display Settings, set your laptop's resolution same as or lower the resolution of external monitor.
For MacOS: Left-upper Apple iconSystem PreferencesDisplaysMirror displays. Then your HDMI & VGA monitor would mirror your Mac. However here you have two choices. One is "Optimize For" your built-in Retina Display, the other is "Optimize For" your HDMI monitor. You can choose which one you like.