As a general rule, Bose A30 ear cushions should be replaced every six months or every 300 hours of use, depending on how often you fly. You may need to replace them more often if you:
Indications that the ear cushions need replacing include:
While changing your ear cushions, it's also a good idea to replace the Bose Replacement Microphone Windscreen and the Bose A30 Headset Headband Cushion, both of which are also included in this kit.
Bose part 882864-0010
As a general rule, Bose A30 ear cushions should be replaced every six months or every 300 hours of use, depending on how often you fly. You may need to replace them more often if you:
Indications that the ear cushions need replacing include:
While changing your ear cushions, it's also a good idea to replace the Bose Replacement Microphone Windscreen and the Bose A30 Headset Headband Cushion, both of which are also included in this kit.
Bose part 882864-0010