NEC DSX-40 KEY SYSTEM UNIT DX7NA-40M Firmware 3.47

Description

Used NEC DSX - 40 Telephone Key system unit.  Used, good condition.
Unit has firmware version 3.47 which I believe may be latest version.  Includes power cord.  Does NOT come with any handsets, spare parts, manuals or accessories.
Ship to CONTINENTAL US ONLY. Shipping carrier and method may vary depending on rates and destination.
NOTE: I am neither a manufacturer nor an expert concerning any listed items and offer no Guarantees or warranty of the fit of the listing for any purpose. Please seek expert advice and installation, from a qualified technician, as applicable. Buyer is responsible for safe and proper installation and use of the items in this listing. There are no stated or implied warranties. All items are sold "As-Is" with every reasonable attempt to make note of any known defects.
Please ask questions, if you have any, before purchasing.
Thanks!