Exact behaviour varies a little but:
Using Windows 10, Unity 5.3.3p3 and Teamspeak unity package 3.0.3.2_2016_02_16:
1. Create a new Unity project
2. Import Teamspeak package
3. Open Assets/Teamspeak/Example/exampleScene
4. Fix main camera rect width by setting it to one
5. Disable TeamSpeakAndroidEventHandler
6. Set server address: removed, password empty...
6. Ensure Visual Studio set as debugger (edit->preferences->External Tools)
7. Select Assets->Open C# Project
8. Open TeamSpeakExample (in VS)
9. Put breakpoint on Start() function
10. Run app
11. When debugger breaks, hit continue
Note Unity hangs and app never runs.
If debugger is not attached then app seems to run ok.