David Clark Comm Cord Kit for H10-21 Headset – 18028G-56 Garmin VIRB see the AppStrap® 5 or

see the AppStrap® 5 or Conversion Kit

Effective in extreme temperatures up to 1

Here's more information straight from the manufacturer:

or fleet servicing

Cup Part Number: 18720

David Clark Comm Cord Kit for H10-21 Headset – 18028G-56 Garmin VIRB see the AppStrap® 5 orDavid Clark Comm Cord Kit H10 21 Compatible Ensure reliable communication with the Original David Clark Comm Cord Kit, designed specifically for the H10 21 headset model. OEM Approved Replacement: Genuine David Clark part (P N: 18028G 56) ensures full compatibility and performance. Model Specific Design: Engineered to fit the H10 21 headset. Durable Construction: Built with high quality materials for dependable, long term use in aviation environments.