YES finally!!!! i swear as im reading through this this im like aww geez common guys a magnet???? lol neways it IS a peice of ferrite and its just there to protect that wires from electronic interfereance radio waves ect. Whoever made your case must have been very thoughrough to put one in but there is no need to remove it unless u want to play with it lol. its not going to cause any harm, if anything it might even help something...