Your ears however are not designed for high volume listening. The surge sound bar will not power on unless this thin blue wire receives a 12v turn on signal.

Wetsounds
Wet sounds sound bar wiring diagram. The led power indicator on the front panel of the surge sound bar will light up blue indicating that it is powered on. Enjoy unparalleled protection from water damage with wet sounds state of the art equipment. On wet sounds sound bars this is a 35mm jack labeled aux out. This product can easily generate high volumes that can permanently damage your hearing. Page 5 rem setting is used when the source unit has an output that supplies 12v when powered on and returns to 0v when powered off. Wet sounds marine stereo systems and equipment provide crisp high quality audio thats loud enough to be heard whether youre fishing a local pond water skiing on a lake or tubing on the ocean.
I wired up the positive to my battery the black wire ground and the orange with to another constant hot wireby the battery. I did not know which wire is for the ignition or where else to wire it to. Caution respect wet sounds speakers can achieve very high sound pressure levels. We urge you to limit your exposure to very high volume sound. The wet sounds products. Warning we build all wet sounds products to play at high volumes for extended periods of time.
If using a traditional head unit with rca style preamp output a 35mm rca adapter will likely be needed. Limited warranty wet sounds inc. I wired up my sound bar the other day but now my battery is dead. Please use this product responsibly. Be aware that sound travels great distances so please respect others. Does not cover the expense for removal or reinstallation.
It seems as though it is drawing current with the power off on the sound bar. Additionally shipping to wet.