problems of bose headset X need SB help
hello ,everyboday,I m a student pilot ,come from China.Rihght now ,on my training at Bristow Academy.I wanna buy a BOSE headset X.the question is that the BOSE X is fit for Schweizer 300 CBI ,but it not fit for SIKORSKY S-76 .isn't？in the future i finish my training ，back to my country ，i will fly s76 or s92.My another colleague tell me the problem is that if you use the Bose headset in S 76, it s hardly hear clearly, there will be some noise.
So i like the bose headset very much.i wanna use the headset in s76 or s92 .but the problem is distress ME. SB kowns what s matter with this？the headset Jacks？the frequency？How can I fix this problems？