JBL Tune 670NC review: Two-minute reviewSometimes, you can look at a piece of tech and immediately think of what demographic it’s perfect for. I’m thinking student lifestyle when I look at the JBL Tune 670NC. Much of that is thanks to just how portable they are. All headphones are portable, of course, but these cans make it easier.The JBL Tune 670NC fold and bend in a few different ways so you can easily toss them into your bag. They’re
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