Mini DisplayPort to HDMI Adapter lets you connect a high definition monitor, projector, or LCD- Adapter only works with laptops and PCs with Mini DisplayPort- Adapter Length: 10 feet/HDMI highest video resolution - 1080p- Compatible With Apple - iMac, Mac Mini, Mac Pro, MacBook Air, MacBook Pro 13 inch, MacBook Pro 15 inch, MacBook Pro 17 inch- This converter can only pass signals from a Mini DisplayPort to an HDMI port - It is not a bi-directional cable Fosmon Mini DisplayPort makes a great companion for your Mac, PC or tablet equipped with Mini DisplayPort. This adapter allows you to connect your device to an external display such as high definition monitor, projector or LCD without the hassle of an additional HDMI cable. With HDMI, you can now project audio, video or images directly from your Mac, PC or tablet to your external display.