Connect the devices (MacBook MacBook Pro MacBook Air iMac 21.5/27” Windows Surface pro ThinkPad X1 Dell xps 14z) or graphics cards that equipped with Mini DisplayPort interface to those devices with HDMI or VGA / DVI interface such as HDTV monitor projector LCD display so that you can watch movies or PPT on the big screen. Notes: Select only one output interface. 3 interfaces can not be used at the same time. Specification: - Input: Mini Displayport - Output: HDMI & VGA(D-Sub) & DVI - Supports receiver auto detection - Receiver power through Mini Dispalayport - Luxurious and durable white piano baking lacquer HDMI output: - Supports HDMI 12-bit Deep Color (all channels: 24-bit Deep Color) - Supports up to 1080P resolution - Supports HDMI 225MHz clock bandwith 5.25Gbps bandwidth per channel (all channels: 10.2Gbps bandwidth) - Supports multichannel surround sound VGA output: - Supports up to 1080P resolution - Supports 10bit162MHz VGA video bandwidth