Are you ready to rock and roll? Then it’s time to get the KOCASO Wireless Speaker. This wireless speaker can wirelessly connect to your smartphone, laptop, tablet, or any other wireless device. Obviously, it’s a proverbial party in your pocket that lasts up to 5 hours with its high capacity battery. Be the center of attention everywhere you go and get this deal today! • Attractive design • Built-in high capacity rechargeable battery • Premium quality guarantees clear voice for hands free calls • Supports Aux in •Wireless Specification: V2.1 • Output Power: 3W x 2 • SNR: =80dB • Impedance: 4O • Frequency Response: 90Hz - 20KHz • Transmission Range: 10m • Battery:Li-polymer 800mAh Battery@3.7V/ 31g • Item Weight: 0.628Lbs • Item Dimension: 8.19\'\' x2.24\'\' x2.24\'\' • Color: Blue, Black, Pink, Red 1 x Wireless Speaker 1 x User Manual 1 x Charging Cable