Cisco EM-HDA-3FXS/4FXO - 7-port voice/fax expansion module - 3FXS/4FXO Cisco Router Network Module Retail $399.00
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 NM-HDA-4FXS - High density analog voice/fax network module with 4 FXS Cisco Router Network Module Retail $159.00
Cisco EM-4BRI-NT/TE - 4-port voice/fax expansion module - BRI (NT and TE) Cisco Router Network Module Retail $699.00
Cisco NM-HD-1V - One-slot IP Communications Voice/Fax Network Module Cisco Router Network Module Retail $199.00
Cisco NM-HD-2V - Two-slot IP Communications Voice/Fax Network Module Cisco Router Network Module Retail $109.00
