Sony MDR-NW750N earphones. High-resolution audio and digital noise-canceling compatible model. Although sold as a Walkman-exclusive model, it can be used with devices that have a compatible connector. Operation confirmed with a smartphone. ● Model Number: MDR-NW750N ● Color: Black ● Features: High-Resolution Audio / Digital Noise Canceling / High Sound Quality ● Uses: Walkman, music listening, commuting to school/work, working from home, etc. Please refrain from purchasing if you are sensitive to used items, as these have been stored at home. Please check my profile before purchasing. No claims or returns accepted. 【Search Keywords】 Sony Earphones / SONY / Noise Canceling / High-Resolution Audio / MDR / MDR-NW750 / Walkman Earphones / high-resolution