Type: Sport Driver Unit: 13.5mm Frequency Response: 20Hz–20KHz Input Impedance: 16 ohms Sensitivity: 104 dB/mW Cord Length: 4 feet Features: Vertical in-the-ear design Reduces size and weight to the minimum; comfortable hour after hour Minimizes sound leakage For consistently clear reproduction Tangle-free storage cord Is adjustable, and makes for easy storage in a backpack, briefcase or purse Non-Slip Design Fits snugly yet comfortably so you can enjoy music while exercising, skating, dancing or playing sports Clip on style Headphones feature a headband-free design where the clips follow the contour of the ears Open-air Headphones are comfortable to wear, even for extended periods; also allow you to hear ambient sound Fashionable hues Are ideal for music lovers who want a sty...