const CASCADE = 'MAC_ADDRESS_HERE'; var applescript = require('applescript'); var dash_button = require('node-dash-button'); var dash = dash_button([CASCADE]); dash.on("detected", function (mac) { if (mac === CASCADE){ console.log("CASCADE BUTTON PRESSED"); applescript.execString('tell application "iTunes" to set selected of AirPlay device "Bonus Room Speakers" to true') applescript.execString('tell application "iTunes" to playpause') } });