The DSX40 starts out with an initial configuration of 4 incoming lines X 8 digital station ports X 2 analog station ports with the capability to expand to 8 incoming lines X 24 digital station ports or 18 analog station ports.
NEC DSX 4-Port CO Card
4-Port Trunk Incoming Line Card provides inter face of up to 4 more incoming lines to an existing phones system. The NEC DSX40 phone system can only be expanded to a maximum of 8 incoming lines. The DSX40 can only except only 1 4 CO Trunk incoming line card.
NEC DSX40 8-Port Analog Station Card
8-Port Analog Station Card provides interface of 8 analog type telephones, single line phones, fax machines, or cordless phones to an existing DSX40 phone system. The DSX40 can only be expanded to a maximum of 24 telephones either 24 digital phones or up to 16 analog phones.
NEC DSX40 8-Port Digital Station Card
8-Port Digital Station Card provides expansion of up to 8 more DSX Proprietary telephones to an existing DSX40 phone system. 2 8-Port Digital Station Cards can be added to an existing DSX40 phone system to provide up to 24 digital phones to the existing phone system.
NEC DSX Phones
We have 4 digital phones available for the NEC DSX Phone System. A 22 Button phone, a 34 button phone, a 34 button supper display phone, and a cordless phone.