16-channel high-density voice and video DSP module
Cisco Multiflex Trunk Voice and WAN network interface module NIM-2CE1T1-PRI
Analog voice network interface card NIM-4E/M (ear and mouth)
Cisco Analog voice network interface card NIM-2FXS/4FXO
Cisco Analog voice network interface card NIM-2FXS
Cisco Fourth-Generation Multiflex Trunk Voice and WAN network interface module NIM-8MFT-T1/E1