Thank you for viewing. - Model Name: MDR-7506 - Accessories: Pouch Features ・Adopts a 40mm driver unit As professional monitor headphones, it achieves high sound quality and high power input (maximum input: 1,000mW). It uses a large 40mm driver unit and neodymium magnets to reproduce clear and powerful sound. ・Foldable for convenient carrying and storage Foldable for easy portability. A carrying pouch is also included. ・Adopts a non-obstructive curly cord It uses a single-sided curly cord that suppresses audio transmission loss and uses supple OFC litz wire. ・Gold-plated 2-way plug Compatible with stereo standard jacks and stereo mini jacks. ・Convenient click-scale slider The length of the headband can be adjusted with a click-scale slider with markings. Specifications Type: Closed-back dynamic Driver Unit: 40mm diameter, dome type Sensitivity: 106dB/mW Frequency Response: 10-20kHz Impedance: 63Ω (1kHz) Maximum Input: 1,000mW (IEC) Cord: Approximately 1.2m (extends to approximately 3m) Input Plug: Gold-plated stereo 2-way plug Weight: Approximately 230g (excluding cord) I purchased these but did not use them, so I am selling them. I will only sell to those who understand that they have been stored at home. Thank you for your understanding.