Cisco NIM-2FXS/4FXO Analog Voice Network Interface Module

Cisco NIM-2FXS/4FXO 2-Port FXS/FXS-E/DID and 4-Port FXO Network Interface Module

Cisco NIM-2FXS/4FXO 2-Port FXS + 4-Port FXO ISR Module - 1 Year Warranty

Cisco NIM-2FXS/4FXO Analog Voice Network Interface Module, 1 Year Warranty

Cisco NIM-2FXS/4FXO Analog Voice Network Interface Module

Cisco NIM-2FXS/4FXO 2-Port FXS/FXS-E/DID 4-Port FXO Network Interface Module

Cisco Refresh NIM-2FXS/4FXO 4-Port Network Interface Module

Cisco NIM-2FXS/4FXO 2-Port FXS 4-Port FXO Network Interface Module