Replacement Battery for Beats X Wireless Headset by Dr Dre 3.8v 50mAh NEW 3 Wire
How to Install this replacement battery on BeatsX (IMPORTANT).White wire solders to area where the gray wire on original battery was soldered. Red wire solders to where white wire was soldered to on original battery. Black solders to the same place as original. We recommend to take a pic before unsoldering original battery.