● SUPERB HD SOUND & DEEP BASS – High fidelity crystal clear sound with deep and powerful bass ensures the highest music quality. So let the magic of music fill your soul.● LONG LASTING & QUICK CHARGING – Just 1-1.5 hours of charging fills up the battery, offering up to 9 hours (depends on volume and audio content) of music enjoyment and calls.● IPX7 WATERPROOF & SWEATPROOF – With DNX9 earphones Say Goodbye to Water-Damage! Protected by Liquipel Nano Coating your earbuds withstand sweaty workouts and will survive accidental dropping into water.● MAGNETIC NECKLACE DESIGN & SECURE FIT– Wear your earphones like a necklace by attaching them together when not using. Instantly access them anytime without searching your pockets. 3 sizes of ear tips and hooks included for comfortable wearing.● CLEAR PHONE CALL & LONG DISTANCE– Built-in HD Mic with noise canceling and CVC 6.0 technology ensure you will never miss any calls in noisy places. Up to 45 feet working distance never cause any interrupting or cutting during phone call or music playing.