CIS is the worldwide industry leader in secure and custom communications technologies including TEMPEST, TSG, and a broad portfolio of Tactical and Custom products that meet the most demanding requirements for government and commercial security-conscious customers.. Select a product family below to find the products that best suits your needs. Please contact us here with any additional questions!

TEMPEST and TSG Class A Approved Cisco 7975G VoIP Phone

TEMPEST and TSG Class A Approved Cisco 7975G VoIP Phone

Manufacturer: CIS Secure Computing


  • NSTISSAM 1-92 Level I
  • NATO SDIP-27 Level A (equivalent)
  • CID09/15A (equivalent)

Key Features

  • 5.6-inch TFT color display with backlight
  • Supports a built-in 10/100/1000 Ethernet switch for PC connection
  • Meets CNSS 5001 defined requirements for use in SCIF and SAPF environments
  • Class A Type Acceptance

The TEMPEST and TSG Approved Cisco 7975 VoIP phone is a full featured IPv6, SCCP and SIP capable phone.  It provides eight programmable backlit line/feature buttons and four interactive soft keys that guide a user through call features and functions, and audio controls.  A custom molded housing makes the phone aesthetically pleasing and suitable for Executive applications.  Speakerphone capabilities are removed from the phone.

Product Codes TSG Class or Item Description TSG Accreditation Number
DTD-7975-T2 TEMPEST Class A TSG-A-01-2014
DTD-7975-1GU Upgrades LAN Port to 1 Gb SC Fiber and PC Port to 1Gb SC Fiber TSG-A-01-2014
Product Code Item Description
DTD-79XX-PTT Push to Talk handset
DTD-79XX-PTM Push to Mute handset

CIS Secure solutions are available directly from CIS, our authorized resellers, and government contracts including GSA, ITES-3H, NETCENTS-2, and SEWP V.