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10 fixed feature keys
The Adtran Atlas 550 Dual EIA-232 Universal Synchronous Serial Interface (USSI) Module (4200754L4) combines with other Atlas 550 components to provide solutions for a variety of wide area networking applications
ShoreTel ShoreGear T1 Voice Switch Description:
100 Mailboxes
Comdial DX-80 PBX KSU Cabinet Description:
Toshiba Strata RPTU1A PRI Card Modules 10 fixed feature keysToshiba Strata RPTU1A PRI Card Description: The Toshiba RPTU1A card is a digital line card for Toshiba CTX and DK phone systems. The RPTU1A terminates a single T1 circuit into the phone system providing 23 ISDN PRI channels on a CTX670, CTX100, and DK424i. In the DK40i, the RPTU1A can terminate up to 12 channels if software version 4. 3 or higher is installed. Toshiba RPTU1A Features: 23 channels for ISDN PRI service on CTX670, CTX100 or DK424i 12
