Noise-canceling headphones are a necessity for anyone that works in a busy office. The only problem? They’re often pretty expensive. This is why, if you want budget-friendly Bluetooth earbuds, consider the JBL Live Free NC+, which is on sale for just $49.99 during our Every Friday is Black Friday Sale while supplies last. JBL Live Free NC+ earbuds provide an excellent, distraction-free listening experience. They feature active noise canceling technology that filters out external sounds so they won’t detract from your music. But, since you probably don’t want to cut yourself off from the world …