OHUM Sports Waterproof Wireless Bluetooth Earphones with Stereo Sound and Hands-Free Mic (Black) THE WAY YOU EXPERIENCE SOUND IS ABOUT TO CHANGE FOREVER!Hello, we are OHUM  and we LOVE SOUND.We got tired of wasting money on hyped up, overpriced or sub par earbuds and so we set out to build Bluetooth headphones for those who see through the hype and really want results. Each OHUM product is manufactured with precision and care, and every detail is designed for maximum enjoyment. Join us in hacking through the hype and experience the pure sound of OHUM.OHUM ACTIVE BUDS 250  – portable wireless sports earphones that make you feel good!The moment you put on small, ergonomic earbuds by OHUM, you will be treated to true stereo HD sound with unparalleled bass and treble response with advanced noise isolation. With seamless wireless Bluetooth connectivity from Android to iPhone, amazing battery performance, water resistance, sweat-proof level IPX4 and more, as you will see that OHUM ACTIVE BUDS 25 wireless Bluetooth headphones really are the best choice. Stop paying for HYPE!TURN UP THE VOLUME WITH THE ULTIMATE WORKOUT EARBUDS FEATURES- HIGH-DEFINITION SOUND – wireless workout headphones with rock-solid bass, super-crisp treble.- SECURE COMFORT FIT –soft rubber finish and ear hooks, secure cord minder behind the neck.- LONGEST PLAYTIME –Bluetooth earphones for the gym with up to an incredible 8 HOURS of play.- CONTROL CALLS –cordless Bluetooth earbuds work-out with HD Microphone, volume, skip,pause and play.- COMPATIBLE WITH –wireless headphones for running compatible with all devices with Bluetooth.SPECS:- Bluetooth 4.2- Bluetooth profiles:HFP, HSP, A2DP, AVRCP- Chipset: CSRQualcomm- Operation time: upto 8 hours- Charging time: 2 hours- Signal range: 33 feet- Battery displayed on device- Support : Please visit ohum lab website