Though you’re not going to be able to work with it yourself until later this month (at the earliest), the next big upgrade to Google’s mobile operating system is out there in the wild right this minute. As Google I/O 2013 approaches, so too have suggestions that Google will reveal a collection of feature upgrades for their most basic mobile operating system software. At the moment the signs of life for Android 4.3 are small, but they’re there – having appeared for the first time here on SlashGear earlier this week!
















![JH Audio JH16 Pro with Freqphase Custom In-Ear Monitor Review [2013]](http://cdn.slashgear.com/wp-content/uploads/2013/04/P2111170-sg-320x80.jpg)






