exception for USB-3006

Controller.cpp

@@ -154,10 +154,13 @@ bool CController::InitVocoders()
 
 	const auto desc(deviceset.front().second);
 	if (deviceset.back().second.compare(desc))
+	{
+		if (desc.compare(0, 9, "USB-3006 ")) // the USB-3006 device doesn't need this check
 		{
 			std::cerr << "Both devices have to be the same type: " << desc << " != " << deviceset.back().second << std::endl;
 			return true;
 		}
+	}
 
 	Edvtype dvtype = Edvtype::dv3003;
 	if (0==desc.compare("ThumbDV") || 0==desc.compare("DVstick-30") || 0==desc.compare("USB-3000"))