Toshiba RSIU1A 4 Port Serial Interface Unit
- (Stock# RSIU1A)
- 1 per system provides 1 to 4 RS-232 serial ports for SMDI, MIS, SMDR call acct. PC, DKi Admin/DKiBackup PC or maint, terminal, ext. modem, or CTI PC, RSIU std. with 1 RS-232 port. Accepts up to 3 RSIS subassemblies, or 2 RSIS and 1 RMDS modem subassembly.
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