Mitel SX-20 CO Trunk Module 9102-011-012-NA
Provides 2 loop start or ground start trunks. 2 way call conferencing. 900 ohms nominal impedance. 4 modules may be installed on the miscellaneous card and an additional 2 modules may be installed on the Trunk expander card.
Compatible with the SX-20 system.
Compatible with the SX-20 system.