- Rotary volume control
- Supervisor/Recording port
- Nickel-plated 2-prongs
- Modular cable connection
- Built-in limiter/compressor safety circuit
- Smartswitch? circuit for quick disconnect
- Automatic adjusting sidetone
- Easy setup
- For 2-prong headset ports
- Complies with new FCC Part 68 requirements...able to withstand a bolt of lightning and continue working!
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The International Amplifier connects to plug prong application telephones,
with enhanced features including long-lasting nickel plated prongs, and rotary volume control.
Incorporating our advanced limiter/compressor circuitry and automatic sidetone adjustment for safety
and optimum clarity. The built-in supervising/ recording port allows direct connection for listening
to or recording calls.
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