Description
- Fits with Cortelco 2500 and 2554 series telephones
- Output Level -23 dBV, Output Impedance 20, Output Minimum (-20 dBV drive) 96 dBSPL
- Input Impedance 150 Ohm, Amplitude Limiting 124 dBSPL, Receive distortion less than 5%
- Compatible with hearing aids, PTT handsets do not require a hook switch in cradle
- G-Style/500-Style Round Receiver & Transmitter Ends, 4 conductor modular jack (RJ22)