Just to let you know, if you buy something featured here, Mashable might earn an affiliate commission. Image: beats By Haley HenschelMashable Shopping2020-03-13 14:55:15 UTC TL;DR: Beats’ Powerbeats3 wireless earphones usually retail for $199.95, but as of March 13, Amazon has them on sale for $69.99 to $79.99 (depending on the color you choose). At…