JBL Flip White Portable Stereo Speaker with Wireless Bluetooth Connection (White) Bluetooth streaming wirelessly streams high-quality stereo music from any Bluetooth-equipped device Built-in bass port generates impressive bass for its size and bass that's superior to comparable portable products Built-in microphone and call-answer button allows you to answer phone calls from the speaker Built-in Li-ion rechargeable battery that provides up to five hours of playback time and can easily be recharged using the included adapter Versatile, portable design plays from either a vertical or horizontal position, so you can place it in a variety of locations and can easily take it from one place to the next