ZEALOT H1 Bluetooth Headphones Noise Reduction Neckband Headsets - Black DESIGN FOR SPORTS: 3D Neck behind (around-the-neck Wearing Style With Body-contoured Fit), 1.94 oz super lightweight body, Foldable bones shrink its size, Just pack in pocket or handbag and ready to go. Outdoor Sports, Gym, Running, Jogging, Exercising, Yoga Preferred. SAY BYE TO TANGLED WIRES: Wireless Bluetooth headphones set your hands free, and set your head free. No bother to take off the big headphones or worry those earphones might drop off when plugging out one ear or doing exercises. EXCELLENT MUSIC SOUND & BASS: Noise reduction technology CVC6.0 & Echo cancellation, with enhanced bass, present you live, full, rich, authentic music experience; Smart voice promotion keep your voice crystal clear and natural just like using original cell phones. ONE KEY SWITCH FUNCTION -- It is more easy to operate the Bluetooth Headphones with just on key function no need to press and hold the button for 3 seconds. Also with previous and next button to control songs. NEW VERSION: NEW H1 is an updated version of H1, applying the latest Bluetooth technology to maximize device compatibility and pairing speed. It inherits all the goodness and gives you a high-end product finally.