I have a red dot @ the 12oclock on the back of the speaker. and solder drops between 1 and 3 oclock position. from magnet.in left hand, right hand I have 4 colored wires and 1 big blk wire . 4 colored wires go to the 4 solder droplets in what sequence. I sure the big blk wire goes to the battery pack or not help,

Audio Players & Recorders - Ematic - Wireless Headphones and Transmitter