JBL’s new On Air Wireless ($350, aka OnAir) is the heir apparent to On Time, similar enough to obviously be from the same family, but updated with new features that are designed to appeal to a larger base of Apple users. Chief amongst them is support for AirPlay, the wireless streaming standard that enables iTunes and certain iOS devices to start broadcasting music to the speaker with two clicks or taps. This is noteworthy because JBL is only…