Connects to most console telephone via PJ327 prongs
Volume-control dial for adjusting speaker volume
Microphone gain control available
RJ-headset jack fits all Accutone T-Series headset
Strong and durable casing for rough environments
Addressing the headset needs for console telephone in receptions for offices and enterprises, the Accutone® ATP550 two-prong amplifier combines both adaptability and amplification into one unit. Compatible to any Accutone telephone headset, the PJ327 plugs are universal to most systems. ATP550 comes with speaker volume control and microphone gain control.