Telephone Systems

Telephone Systems

Straight Line Communications is proud to represent NEC Unified Solutions, Inc. as an Authorized Channel Reseller.  NEC’s broad product line has made it the leading provider of Hybrid/Key Telephone systems in North America. During NEC’s 100 year history, they have been a global leader in providing innovative technology.  Straight Line Communications supports the following NEC business telephone systems:

NEC DS1000/2000
NEC Elite and IPK
NEC IVS 2000
NEC Professional

Our technicians are factory trained, and take a great deal of pride in their work.  We maintain an extensive inventory of spare parts in our Central Florida warehouse.  For a free, no obligation quote or system demonstration, call today at 386-575-0400, or click here:


The NEC DSX is perfectly suited for small to medium sized businesses that require large business capabilities.  Available in three different configurations, the NEC DSX system is efficiently designed to provide a cost effective communication solution for businesses with as few as three telephone lines, yet scalable to grow to easily support over one hundred telephone users.

We offer three different models:


  • Starting at 4 lines, and 8 digital telephones
  • Growth capacity to 8 lines, 24 digital telephones
  • Built-in support for 2 analog telephones and 2 door phones


  • Starting at 8 lines, 16 digital telephones
  • Growth capacity to 16 lines, 32 digital telephones
  • Support for T1/PRI telephone lines


  • Growth capacity to 64 lines, 96 digital stations
  • Support for T1/PRI telephone lines

All of the NEC systems include built-in caller ID, support VOIP extensions, and offer built-in automated attendant.  The DSX systems also offer flexible and affordable solutions to add voice mail for as many as 128 users.  NEC systems are software upgradeable to ensure long term investment protection.  System users have a wide variety of digital telephones to choose from.

DSX Voice Mail

All of the NEC DSX systems support the following Digital Integrated Voice Mail systems:
Intramail 2,4,6 or 8 ports

  • Support for multiple greetings, and multiple company greetings
  • Message Center Mailboxes, which allow multiple users to share a common voicemail box
  • Built-in message on hold
  • Message notification – receive a telephone call from the system to access new voice mail messages
  • Live call screening – emulates an answering machine for call screening
  • Conversation record – record a message directly into your mailbox or a shared mailbox
  • License upgrades – Intramail can be upgraded to the PRO license for advanced functionality

Intramail PRO

  • Email integration – receive notification of voice mail messages in your email inbox (message can optionally be attached as a .wav file)
  • Cascade message notification – alerts you at up to five different numbers when you receive a message
Includes all Intramail features
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