Koss X Retrospekt Retro Retro Orange Adjustable Wired Orange P/21 On-Ear Headphones, Foam, Headband, 3.5mm Plug, Black, Silver.

Welcome to MJ Select. We are Japanese seller. We ship authentic items from Japan. Please enjoy shopping with peace of mind! ----------------------------------------------------------- 【About Included Manuals】 If a manual is included, it will primarily be in Japanese. We recommend using image translation apps if needed. 【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction. 【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary. 【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product. 【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. ----------------------------------------------------------- Frequency Response: 30-17,000Hz - Impedance: 32 ohms - Sensitivity: 104dB SPL - 4 feet cord Audible open-back design that provides an exceptional and extensive listening experience. Durable and ultra-lightweight stainless steel design. Integrated size-adjustable headband. limited lifetime warranty The ultimate retro headphones. Made by Koss and sold exclusively at Retrospekt. It combines classic orange foam with a flexible, adjustable metal band to give you an unparalleled throwback look, but it's more than just aesthetics. Featuring Koss technology, this stereophone offers cutting-edge sound reproduction and strength for unparalleled sonic richness.