Jam Transit Wireless Ear Buds feature Bluetooth wireless functionality works up to 30 feet, with speakerphone mode to switch from music to calls. Works with your Apple iPhone, iPad, Google Android, or other Bluetooth enabled smart phone or electronics. Sweat Resistant design and ear hooks to secure the ear buds are perfect for your active lifestyle. A magnetic connection secures the ear buds around your neck when not in use. Rechargeable battery for up to 6 hours of playtime.