Thumb Score: +29 BuyDig has has for Prime Members: Audio-Technica ATH-M50x Professional Studio Monitor Headphones (Black) on sale for $111.75. Shipping is free. Thanks TimS7058 No longer available: Amazon.com also has for Prime Members: Audio-Technica ATH-M50x Professional Studio Monitor Headphones (Black) on sale for $111.75. Shipping is free.