SONY LinkBuds S / WF-LS900N ★ Earphone battery replaced. Ear tips included (all sizes available) Pairing, calls, and noise cancellation work without issue. The last image shows usage after one hour. This model is starting to reach the end of its battery life, as it's been over three years since its release. Since the battery has been replaced, it should last for at least another two years. Everything in the images is included. Thank you for looking.