AirPlay streams music from one Apple device to another. It will also stream video, photos, and metadata like titles, artist info, and playcounts. Apple has partnered with a company called BridgeCo to provide the hardware that other electronics companies can use to integrate with AirPlay. The types of media you can shoot around will definitely be constricted by Apple’s closed ecosystem, but the number of devices that will be able to speak AirPlay’s language are more or less limitlessprovided approved manufacturers pay a license fee to Apple.”]
Source: https://gizmodo.com/forget-apple-tv-airplay-is-apples-sneak-attack-on-tele-5634087