HOW TO remove the battery cover - get some rubber sheet sold for “anti-slip mat” from local variety store. The material is cut with scissors and usually used to line drawers with (stops items sliding). Also you can get small pieces in kitchen shops that are sold as “jar and bottle gripper” which you use in your hand to open a tight jar. With the rubber between fingers and battery cover, it is easy to rotate it like shown in this guide. After you open it, place some silicone grease on the surfaces so it slides easier. Do not use vaseline, wd-40 etc… only silicone grease
Open the headphones, using steps 7,8,10,11 of “headphone jack” guide. Remove the broken spring, and solder in a replacement spring. They are AA size, you can get one from old toy or solar garden light. Make sure that connection does not stick up above red part, or black internal part will jam and earpiece will not swivel properly.
They are 2 x AAA batteries. This is Beats Studio first generation which are WIRED headphones.
There isn’t any Bluetooth. These are WIRED headphones, the model is named “Beats Studio” and these are the FIRST generation.
This step is DEFINITELY NOT necessary !
This is DEFINITELY NOT necessary !
not necessary !!