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Push-to-talk (PTT) handsets address the need for security in environments where background conversations must not be over heard on the telephone.
With a walker ptt handset any conversation can be conducted without the worries of eavesdropping.
PTT solutions are also recommended for environments with loud intermittent background noise.
Transmitter type: em-95
High gain electret output level: -41 dbv output
Output minimum (-20 dbv drive): 96 dbspl
Input impedance: 150 ohm amplitude
Limiting: 124 dbspl
Receive distortion: less than 5% compatible with
hearing aids color: ash