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Global Amplifier(TM) GA-100



  • Headset/handset switch.
  • Mute switch.
  • Sliding volume control.
  • Supervisor/recording port.
  • Built-in limiter/compressor safety circuit.
  • Battery saver circuit.
  • Smartswitch(TM) circuit for quick disconnect.
  • Automatic adjusting sidetone.
  • Battery life over one year.
  • Easy set-up.
  • Adjustable transmit.
  • Compatible with almost every business phone.
  • Complies with Part 68 requirements...able to withstand abolt of lightning and continue working!

Amplifier(TM) GA-200

Amplifier(TM) GA-200

  • Rotary volume control.
  • Supervisor/recording port.
  • Nickel-plated 2-prongs
  • Modular cable connection.
  • Built-in limiter/compressor safety switch.
  • Smartswitch(TM) circuit for quick disconnect.
  • Automatic adjusting sidetone.
  • Easy set-up.
  • For 2-prong headset port.
  • Complies with the New FCC Part 68 requirements...able to withstand a bolt of lightning and continue working!