Go where the music takes you with the Transit Evo earbuds. Bluetooth 4.0 lets you stream audio from an enabled device. Hands-free calling with built in microphone. Onboard controls on side of earbud. Sweat resistant design makes the Transit Evo perfect for working out or sweaty activity. Rechargeable battery provides up to 7 hours of play time. Includes secure fit ear hook sand multiple sized ear tips.