File list (Check if you may need any files):
DTMFDecoder-BF-Rel1.1.0_PROD
............................\ctor.dll
............................\DotNetInstaller.exe
............................\IKernel.dll
............................\iKernel.rgs
............................\ISBEW64.exe
............................\ISBEW64.rgs
............................\IsBEW64.tlb
............................\ISBEW64A.exe
............................\IScript.dll
............................\ISProBE9x.tlb
............................\ISProBENT.tlb
............................\IUser.dll
............................\objectps.dll