Replacement Ear Bud Tips for BOSE QuietControl 30 QC30 Wireless In-Ear Headphones | Wireless in ear headphones, Earbuds, In ear headphones
Bose QuietComfort 35 PARTIAL Teardown - iFixit
Amazon.com: AOLIKES 750mAh Replacement Battery for Bose QC35 QC45 QuietComfort 35 II Wireless Headphones, Compatible with Sony WF-1000XM3 WF-SP900 Charging Case Battery : Electronics
Bose QuietComfort QC30 Main Neck Band Wire Replacement | Repair Tutorial - YouTube