iLuv I201WHT Lightweight Ear Clip Headphones (White) Lightweight ear clip headphones. This stable and comfortable accessory. The phones feature an adjustable Y-slider on cable. Ultra lightweight ear-clip design prevents earphones from falling off. Built with high-performance speakers for extended frequency range Single Variable Resistor: 1kO  20% Frequency Response: 20Hz - 20kHz Sensitivity: 109dB  4dB @ 1kHz