Light not illuminated: Amp not turned on (sound will be through handset) Green light: Amp is turned on and call is active Red light: Amp is turned on and call is muted (other party cannot hear you, but you can hear them)
When using a headset with an RCA 2524RE-1 phone (and this may also apply to model numbers close to that one as they are from the same series) and t...
Read More
