This in-the-ear headset brings passive noise cancellation to a whole new level. Patented Comply™ Canal Tip ear plugs provide the highest level of sound protection by preventing sound from entering the ear canal. Tiny speakers and electret microphone give great sound clarity while keeping the weight at a minimum. At only 1.5 oz., this headset is perfect for long cross country flights. Standard twin plugs (PJ plugs) fit most GA airplanes. Features: • Lightweight • Replaceable foam ear plugs • Music Input • Provides over 29.5 dB of noise attenuation • Three-year warranty Includes carrying case, 6 pair of medium comply canal tips, and lapel clip.