How to connect a USB-C MacBook or MacBook Pro to VGA projector, TV, display | Macworld
Amazon.com: Mini DisplayPort to HDMI Adapter for Apple MacBook Pro (Before 2016) Mini DP to HDMI Adapter Compatible with MacBook Air/Pro, Microsoft Surface Pro/Dock, Projector and More 1-Pack : Electronics
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2011 macbook connecting to projector - Apple Community