Extra Bass/ Live Sound Mode/ Totally Waterproof And Washable/ Totally Dustproof/ Totally Rustproof/ Line Lights Wrap Around The Speaker/ Speaker Light/ Flashing Strobe/ Up To 24 Hour Battery/ Connect Up To 100 Wireless Speakers With Bluetooth Technology/ Wireless With Bluetooth Technology And NFC/ Dual 58mm Speaker Units/ Made With Mica Reinforced Cellular/ USB Charging Port/ Easy Button Control/ Blue Finish