✤ Item SONY Sony MDR-CD900ST Sealed Type Studio Monitor Headphones First Take 【High Sound Quality】 SONY's MDR-CD900ST is designed as a studio monitor and provides clear and accurate sound quality. It is ideal for music production and mixing. 【Comfortable Fit】 The soft pads and lightweight design make it comfortable for long hours of use. You can use it with confidence even in a professional environment. 【Durability】 The sturdy construction is designed to withstand daily use. It provides reliable performance. ✤ Accessories Main unit ✤ Condition Operation confirmed Please understand that this is a used item before purchasing. Please judge the condition of the item based on the photos. Please feel free to ask any questions if anything is unclear.