NEC DSX40 Key Service Unit 1090001 - Refurbished
Features:
Configured 4 x 8 x 2
Contains: central processor, power supply, (4) central office line ports, (8) DSX digital key telephone ports, (2) conventional analog telephone ports, interface circuits for (2) analog door chime boxes (including relays)
Battery for short term (14 day) backup of the internal real time clock and station parameters
Two audio inputs for background music and music on hold
One audio output for external paging
Ethernet and USB ports for local and remote PC programming
RS-232 serial port for station message detail recording
2 DSX analog door box ports with associated relays
Built-in software-based modem
WARRANTY: 90-DAY REPLACEMENT WARRANTY/FINAL SALE
Features:
Configured 4 x 8 x 2
Contains: central processor, power supply, (4) central office line ports, (8) DSX digital key telephone ports, (2) conventional analog telephone ports, interface circuits for (2) analog door chime boxes (including relays)
Battery for short term (14 day) backup of the internal real time clock and station parameters
Two audio inputs for background music and music on hold
One audio output for external paging
Ethernet and USB ports for local and remote PC programming
RS-232 serial port for station message detail recording
2 DSX analog door box ports with associated relays
Built-in software-based modem
WARRANTY: 90-DAY REPLACEMENT WARRANTY/FINAL SALE
Features:
Configured 4 x 8 x 2
Contains: central processor, power supply, (4) central office line ports, (8) DSX digital key telephone ports, (2) conventional analog telephone ports, interface circuits for (2) analog door chime boxes (including relays)
Battery for short term (14 day) backup of the internal real time clock and station parameters
Two audio inputs for background music and music on hold
One audio output for external paging
Ethernet and USB ports for local and remote PC programming
RS-232 serial port for station message detail recording
2 DSX analog door box ports with associated relays
Built-in software-based modem
WARRANTY: 90-DAY REPLACEMENT WARRANTY/FINAL SALE
