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NEC/Nitsuko DX2NA-4ATRU-S1 4-Port Analog Trunk Card (92011) (Refurbished)
NEC/Nitsuko DX2NA-8DSTU-S1 8-Port Digital Digital Station Card (92021) (Refurbished)
NEC/Nitsuko DX2NA-4DTDU-S1 4-Circuit Dial Tone Detection Card (92035) (Refurbished)
NEC/Nitsuko DX2NA-DCI-A1 (Serial Data Module) (92266B) (Refurbished)
NEC/Nitsuko 32CPRU Central Processing Unit for 124i System (92005) (Refurbished)
NEC/Nitsuko 4ASTU 4-Port Analog Station PCB (92040) (Refurbished)
NEC/Nitsuko DX2NA-EXIFU-S1 Expansion Interface Card (92029) (Refurbished)