2BOOM Boom Go Wireless Bluetooth Portable Speaker with Built-in Microphone - Black Equipped with the cutting-edge 2.1 Bluetooth Technology Play from any Bluetooth-enabled device such as your smartphone, notebook, tablet, or mp3 player Up To 4 Hours Of Wireless Play On A Single Charge When Listening To Music, Videos, And Enhancing Effect Of Gaming Sound Tracks While Playing Games Incredible sound quality, rich bass, all in a small package. This extravagant speaker delivers crystal clear sound! Solid Construction: Rubberized, Rugged, Durable And Ultra Portable For Indoor, Outdoor