HMDX HX-EP250BK HoMedics Craze Wireless Stereo Ear Buds (Black) Rechargeable battery lasts up to 6 hours Wireless up to 30 feet Speakerphone functionality for your iPhone, Android smartphone, or Bluetooth enabled device. Take calls in-between your music. Comfort fit: Three sized ear tips for perfect fit Ear hooks keep ear buds secure during any activity