The rubber plug is for sealing the cable port that is not being used to prevent dirt and dust ingress and to ensure optimal acoustic performance.
For more information about NTH-100, please see our NTH-100 User Guide.
The rubber plug is for sealing the cable port that is not being used to prevent dirt and dust ingress and to ensure optimal acoustic performance.
For more information about NTH-100, please see our NTH-100 User Guide.