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Features:

  • Safe and reliable transmission for chamber communications
  • Generates signal from sound waves, no electrical required

Specifications:

  • 6 feet coiled retractable cord with installed alligator clips

The Sound Powered SPT-550RC Sound Powered Phone provides safe, reliable transmission for chamber communications.

Generates signal from sound waves, no electricity required. Comes with 6feet of extended coiled retractable cord.