Your coil within the speaker driver may have popped out. If that's the case you can get it repaired. We sell the part and service if you need help reach out. https://www.joesge.com/pages/repair-services
We sell this [ https://www.joesge.com/products/beats-studio-2-wired-wireless-charger-port-parts|part] for $35 if you want to replace it yourself or if you want to send it in for repair we charge a flat rate of $65 for the entire service including shipping.
We sell these batteries :) just google JoesGE and search Beats Pill 2.0 Parts in the search bar on our site. Update (07/20/2017): https://www.joesge.com/collections/parts...-beats-pill-2?variant=36940456387