This adaptator connected to a basic rate ISDN (2B+D), allows to the user the possibility to use four single line extensions and an So Bus. Has Speed Dialing of 40 numbers, calling line identification presentation, external calls restriction (for single line terminals), etc.. 

This multiuse adaptator can mix up to three ISDN lines to reach communications at 384 Kbps. It will cover the need of high quality and fast communications. It’s specially designed for image digital transmission (videoconference), has a data port v.36 (v.35), CLIP, and autodiagnostic functions and remote maintenance. 

Presented in PCMCIA format, this card will allow your laptock to be connected to the ISDN line, giving high speed of transmission (128 K) because of the use of two chanels B of the basic rate (2B+D).