Analog Firewall Speech Privacy for Phone Fax & Modem

$ 1,700.00


The Analog Firewall is a US Government approved (NSA Labs) secure telephonic ‘Disconnect/Isolation’ device for use with ALL analog tip and ring devices (phone, fax, modem, teleconference) requiring full-time protection and active countermeasures from unauthorized listening and acoustic monitoring during any ‘On-Hook’ condition. Specify the FWA101H whenever the protection of financial transactions, trade secrets, intellectual property, ideas, or any critical and confidential information must remain private.

Data Sheet – Analog Firewall Model FWA101H / TSG 5S0204

Data Sheet – SCIF Construction Requirements

Analog Firewall TSG Approval


  • For ALL analog tip and ring devices
  • Phone, Internet modem, fax, and teleconference
  • Prevents unauthorized listening
  • Prevents any on-hook condition, preventing ‘bugged’ audio monitoring
  • Creates digital noise to mask broadcast
  • Ensure the privacy of conversations for the protection of financial transactions, trade secrets, and critical confidential information
  • NSA Labs Approved
  • Secure SCIF Device
  • Model FWA101H (TSG 5S0204)


Additional information

Weight 1 lbs
Dimensions 8 × 8 × 8 in

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