Manufacturers

DT Services specializes in telecom equipment consignment and the resale of used business phones. View some of our manufacturers below!

  • Aastra
  • Adtran
  • Allworx
  • Altigen
  • AT&T
  • Avaya
  • Cisco
  • Comdial
  • ESI
  • Hitachi
  • Inter-Tel
  • Iwatsu-Omega
  • Lucent
  • Mitel
  • NEC
  • Nitsuko
  • Nortel
  • Panasonic
  • Plantonics
  • Polycom
  • Samsung
  • Shoretel
  • Tadiran
  • Telrad
  • Toshiba
  • Vodavi