A:AnswerThanks for your interest on BenQ projectors; you can connect your external speakers via Bluetooth by adding a Bluetooth adapter onto the 3.5mm Audio-out port of our projectors, or via a 3.5mm audio cable. Hope this helps
A:AnswerThanks for your interest on BenQ gaming projector; yes it's with HDMI ports that you can simply connect your MacBook Air to it for any projection. Hope this help