Cisco 3945E Voice Bundle,PVDM3-64, UC License PAK, FL-CUBE25 EVM-HD-8FXS/DID High density voice/fax extension module - 8 FXS/DID EVM-HD-8FXS/DID= High density voice/fax extension module - 8 FXS/DID EM3-HDA-8FXS/DID 8-port voice/fax expansion module - FXS and DID EM-HDA-3FXS/4FXO 7-port voice/fax expansion module - 3FXS/4FXO EM-HDA-3FXS/4FXO= 7-port voice/fax expansion module - 3FXS/4FXO EM-HDA-6FXO 6-port voice/fax expansion module - FXO EM-HDA-6FXO= 6-port voice/fax expansion module - FXO EM-4BRI-NT/TE 4-port voice/fax expansion module - BRI (NT and TE) EM-4BRI-NT/TE= 4-port voice/fax expansion module - BRI NM-1A-OC3-POM ATM OC3 module with single POM (SFP) slot NM-1A-T3/E3 1-Port T3/E3 ATM network Module NM-8CE1T1-PRI 8 port channelized T1/E1 and PRI network module NM-8CE1T1-PRI= 8 port channelized T1/E1 and PRI network module