Sennheiser IE7 High Fidelity Sound Earbuds with Noise Reduction (Discontinued by Manufacturer) Lifelike, hi-fidelity sound reproduction Customized fit for outstanding noise reduction Value packed with accessories including carrying case, ear adapters, cable clip and cleaning tool Shorter, dynamic drivers for full-spectrum sound without deep ear penetration Compatible with all devices with 3.5mm stereo plug (1/8 inch)