Digium TE435F Quad Span T1/E1/J1 PRI Digital Card PCI-Express

Inter-tel Intertel Axxess T1/E1 550.2740 PRI T1 E1 PRA 827.8877 PRA Chip

NEC DX7NA-T1PRIU-A1 Line Card DSX-80/160 T1/PRI ~ Manufacturer Refurbished

HP J2299B T1/ISDN SIM Module

Intracom Netmod USB ISDN Termination Unit

Panasonic 23 Channel PRI Card KX-TDA0290 Tested *Panasonic Dealer*

Siemens S30810-Q2196-X-6 DIUN2 ISDN PRI Interface Module HiPath Hicom PCB

ISDN NT1L-230 Network Termination card USED