Description: 8 x Circuit E&M Network Card more...
Description: 16 Channel ISDN2 Card more...
Description: ISDN30 card, provides a maximum of 30 channels more...
Description: E1 Card for KXTDA100/200 - US version of ISDN 30 card more...
Description: For use with Panasonic KXTDA15 & KXTDA30 systems more...