Support Headphone muting not working in call

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http://androidforums.com – I have a Galaxy S3 with Jelly Bean .. very pleased with it ... except ... I use Sure 215 in-line microphone headphones which work fine for calls and music. However, when in a call if I press the single button on the headphones then this ends the call. I have tried numerous apps to try and control this - Jays, Klipsch, and others. The issue is that when I press the button on the headphones the signal does not get through to the "app". (found this out using a feature on one of the apps Headset Monitor). It is obviously being controlled by something else that ends the call. As well as (General)