Sony DRBT50 Stereo Bluetooth Headset: 40mm headphone driver units with Neodymium magnets. Auranomic design on the earpiece from w/in the earpiece. Stand by time approx 200 hours. Rechargeable function. Remote control within the earpiece. ++PLUS++ FREE Sound Isolation Digital Stereo Earphones: Ear Plugs that help reduce outside noise. Volume Control for MP3, CD, MD and other portable players. The comfortable, lightweight in-ear plugs reduce outside noise for a better listening experience. Included are two sizes of soft-rubber ear-plugs to ensure a perfect fit. Enjoy the high performance.