(Image credit: Beats) Surprise! Every current-gen Beats headphones model is discounted right now. Amazon isn't making a lot of noise about these deals, but I'm here to share them with you... because who doesn't want headphones with awesome sound and super-cool aesthetics? Right now Beats are up to 50% off at Amazon . The biggest discount is on the Beats Studio Pro — originally priced at $349, you can now get a pair for as low as $159 (prices vary based on the color you select.) Plus, don't forget the Beats Pill on sale for $99 . It's a great pick to blast your favorite tunes in style all summer long. The biggest thing to note with this sale is that none of the headphones are at historic price lows — but they're all close, within about $10-$20 of that range.…