Cisco EM-HDA-6FXO - 6-port voice/fax expansion module - FXO Cisco Router Network Module Retail $99.00
Cisco EM-HDA-8FXS - 8-port voice/fax expansion module - FXS Cisco Router Network Module Retail $129.00
Cisco EM2-HDA-4FXO - 4-port voice/fax expansion module - FXO Cisco Router Network Module Retail $249.00
Cisco EM-HDA-3FXS/4FXO - 7-port voice/fax expansion module - 3FXS/4FXO Cisco Router Network Module Retail $399.00
Cisco NM-HDA-4FXS - High density analog voice/fax network module with 4 FXS Cisco Router Network Module Retail $159.00
