Sony Extra Bass Bluetooth Headphones, Best Wireless Sports Earbuds with Mic/ Microphone, IPX4 Splashproof Stereo Comfort Gym Running Workout up to 8.5 hour battery, black TecTecTec the closed design helps eliminate

the closed design helps eliminate "headphone bleed" when overdubbing in the studio

Unlike rigid neckbands the SecureFlex neckband can rest easily on the base of your neck or concealed underneath a shirt collar and thanks to it's contoured flexibility it can also be curled up for easy storage without losing it's natural shape over time

All 25 bulk head phones are individually packaged and class headphones sets are inside of a larger box

800 lumens

Over 90% of the earphones returned to Shure for service are not defective

Sony Extra Bass Bluetooth Headphones, Best Wireless Sports Earbuds with Mic/ Microphone, IPX4 Splashproof Stereo Comfort Gym Running Workout up to 8.5 hour battery, black TecTecTec the closed design helps eliminateBrand: Sony Color: Black Features: Enjoy Bluetooth wireless connectivity with NFC one touch pairing. Connectivity Technology: Wireless Listen longer with 8. 5 hours of playback Built in microphone for hands free calls. Frequency Response : 4 Hz 24000 Hz Splash proof design that's ready for rain or sweat Wrap around headband for free movement Available in Red, Blue and Black Publisher: Sony Release Date: 01 09 2016 Details: Sony XB50BS Extra Bass