Sony MDR710LP Lightweight Stereo Headphones (Discontinued by Manufacturer) Ultra Compact and Lightweight Headphones Fold For Easy Storage Closed-Type Supra-Aural Design Produces Crisp Sound and Deep Bass 30Mm Drivers Freq Resp: 12 Hz-24 Khz Lightweight Stereo Headphones Headphone The handy folding mechanism makes storage fast and convenient when traveling. Stereo Headphone for comfortable listening 3.5 mm Stereo mini plug Over-the-head