Westone Alpha Adventure 6.5mm Mirco Driver In-Ear Earphones - IPX Weather Resistant with 3 AWACS Reflective Cable and Microphone 6.5mm MICRO DRIVER TECHNOLOGY: Westone's proprietary extended range 6.5 mm micro driver with precision surface tuning delivers sonic accuracy with extended bass, ensuring high fidelity in your listening. This technology allows you to enjoy a Westone quality IEM while being active. THE MOST COMPACT, LOW PROFILE, ERGONOMIC DESIGN IN THE WORLD: The Alpha takes advantage of all the innovations and expertise that Westone has developed in almost 60 years of designing and manufacturing products for the human ear. The Alpha is so comfortable that they can be worn for hours and hours - you may even forget that you are wearing them. Westones silicone and comfort-foam eartips enhance the performance in-ear earphones by ensuring superior noise isolation, and a superb fit IPX WEATHER RESISTENCE:Designed with IPX weather resistance, the Alpha provides against spraying water, sweat, and any adverse conditions you come across in your adventures. Worry less about how wet conditions are impacting your earphones and start enjoying your music more. AWACS REFLECTIVE CABLE WITH MICROPHONE:Westone's Adventure Warning and Control System gives you better visibility in low-light and adverse conditions with a reflective, replaceable cable featuring a 3-button control system and mircophone for a perfect combination while you're on the go. IN THE BOX:Purchase Includes: 1 Pair Westone Alpha In Ear Earphones, Crush Resistant Travel Case, Five Sizes Of Patented STAR Silicone And Five Sizes Of TRUE-Fit Foam Assorted Ear Tips, Inline Volume Attenuator And Wax Loop For Cleaning.