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Back to products 2 x ISDN2 Ports ( 4 channels) The S/T Interface Board provides 2 ISDN2e circuits (4 channels) to external networks, and acts as an ISDN SoBUS card, allowing up to ISDN devices to be connected into the IPLDK 20.   Price : £180.00 Availability : In stock Quantity : 0 1 2 3 4 5 6 7 8 9 10 Add to basket : | Main website | Products | Contact Us | Order tracking | Checkout |   Powered by - Safe, Secure Shopping