IGEL OS 10.05.800 Partner Solutions Current: Nuance Compatibility PDF Download PDF Download page Nuance Compatibility. Current page All pages Nuance Compatibility IGEL OS 10.03.100 or higher contains Nuance Citrix Client Audio Extension.Nuance Citrix Client Audio Extension configures audio redirection on a Linux device in a Citrix environment to provide optimal support for speech recognition.For further information, see the Readme for IGEL by Nuance. ×