The Beats Studio Pro headphones are currently on sale for $180, a 49 percent discount from its original price of $350.The headphones offer improved sound quality, good transparency mode, and solid voice performance.The sale is available for every model except the Earth color, but it is not as low as the Black Friday deal of $160.The Beats Solo 4 headphones are also available for $100, offering a boost in sound quality and up to 50 hours of battery life.