Head over to Best Buy where you can score the Sony Wireless On-Ear Headphones in Black for just $39.99 (Reg $80) + FREE Shipping! These headphones have a battery life of 8 hours, have a built-in microphone and can be paired with any smartphone or tablet. They come highly rated at 4.2 stars with over 700 customer reviews. If you’re interested, check them out over here!