Use iPhone headphones with your MacBook or iPad Pro with this handy adapter. Photo: Ed Hardy/Cult of Mac Anker’s latest adapter lets Apple fans bring a single pair of wired headphones to use with ...

How do engineers squeeze all the necessary circuitry (and what is it?) into one of these devices, and do so this inexpensively? With the demise of analog audio line out, headphone (output-only), and ...