SUNHAI Portable 20w Waterproof Wireless Stereo Bluetooth Speakers J20 with Enhanced Bass Sound,Party Light,IPX67,HD Sound,Long Battery Life Support Hands-Free Call for Outdoor Activities,Gift-BlackAbout this itemIMMERSIVE SOUND - Superior sound from superior components. J20 speaker has 2 x 10W Full range drivers and stereo widening DSP audio technology. Also with Built-in Mic and Stereo Sound.IPX6..