-$(eval $(call BuildAsterisk13Module,res-sorcery,Sorcery data layer,,,,res_sorcery_astdb res_sorcery_config res_sorcery_memory res_sorcery_realtime,,))
-$(eval $(call BuildAsterisk13Module,res-timing-pthread,pthread Timing Interface,,,,res_timing_pthread,,))
-$(eval $(call BuildAsterisk13Module,res-timing-timerfd,Timerfd Timing Interface,,,,res_timing_timerfd,,))
-$(eval $(call BuildAsterisk13Module,voicemail,Voicemail,voicemail related modules,,voicemail.conf,app_voicemail res_adsi res_smdi,vm-*,))
+$(eval $(call BuildAsterisk13Module,res-sorcery,Sorcery data layer,Sorcery backend modules for data access intended for using realtime as backend ,,,res_sorcery_astdb res_sorcery_config res_sorcery_memory res_sorcery_realtime,,))
+$(eval $(call BuildAsterisk13Module,res-speech,Speech Recognition API,Support for the Asterisk Generic Speech Recognition API,,,res_speech,,))
+$(eval $(call BuildAsterisk13Module,res-srtp,SRTP Support,Secure RTP connection,+libsrtp,,res_srtp,,))
+$(eval $(call BuildAsterisk13Module,res-stun-monitor,STUN monitoring,resource STUN Monitor,,res_stun_monitor.conf,res_stun_monitor,,))
+$(eval $(call BuildAsterisk13Module,res-timing-dahdi,DAHDI Timing Interface,DAHDI timing interface,+asterisk13-chan-dahdi,,res_timing_dahdi,,))
+$(eval $(call BuildAsterisk13Module,res-timing-pthread,pthread Timing Interface,POSIX pthreads Timing Interface,,,res_timing_pthread,,))
+$(eval $(call BuildAsterisk13Module,res-timing-timerfd,Timerfd Timing Interface,Timing interface provided by Linux kernel,,,res_timing_timerfd,,))
+$(eval $(call BuildAsterisk13Module,voicemail,Voicemail,voicemail related modules,+asterisk13-res-adsi +asterisk13-res-smdi,voicemail.conf,app_voicemail,vm-*,))