Esonstyle Mini Ultra-small S530 4.0 Stereo Bluetooth Headset Earphone Earbud for Iphone,samsung,and Other Bluetooth Devices (Black) Communicate with your cell phone from a very long range (estimated at 30 - 40 ft) In built speech guidance (Power on, low battery, device connected, etc) Fits very tight into most ears (allowing exercise and movement) Very easy to charge (a small charge time can last for hours) Fun to use!