• Compact wall-mount design
• Inputs for 600-ohm balanced telephone line and background music
• 25V, 70V, or 8-ohm output
• Built-in night ringer triggered by external contact closure
• Integral automatic level control (ALC) circuit
• Signal-activated music muting circuit
• Individual controls for tone, page volume, background music volume, night ringer volume
• Lo-cut switch
• LED overload indicator
• Circuit breaker
• Black finish
• UL & CUL listed

• Inputs for 600-ohm balanced telephone line, Lo-Z balanced microphone, and background music
• Music input (RCA jack or screw terminals)
• Integral automatic level control (ALC) circuit for controlling pages made by persons with varying voice levels and paging techniques
• Page from telephone and/or microphone
• Signal-activated paging channel automatically mutes background music
• Adjustable background music muting level during a page
• Music gradually returns to its normal level after a page
• Audio Enhancement circuit increases intelligibility, improves perceived loudness (with no increase in power), and reduces listener fatigue
• Separate controls for page volume, music volume, night ringer, music mute, and Audio Enhancement
• Bass and treble controls
• Built-in night ringer activated by contact closure or by 90V ring signal
• Balanced or unbalanced 16-ohm, 25V, 25V CT, and 70V outputs
• VOX sensitivity level control eliminates accidental transmission of background noise from a paging telephone
• Thermal and electronic overload protection
• Jacks provided for bridging additional TPU amplifiers
• Brackets are attached for easy wall mounting; can be rackmounted with RPK82 mounting kit (sold separately)
• Peak level indicator lights when amplifier is driven into clipping
• 120V AC, 60 Hz power source
• UL and C-UL listed 

• Inputs for 600-ohm balanced telephone line, Lo-Z balanced microphone, and background music
• Music input (RCA jack or screw terminals)
• Integral automatic level control (ALC) circuit for controlling pages made by persons with varying voice levels and paging techniques
• Page from telephone and/or microphone
• Signal-activated paging channel automatically mutes background music
• Adjustable background music muting level during a page
• Music gradually returns to its normal level after a page
• Audio Enhancement circuit increases intelligibility, improves perceived loudness (with no increase in power), and reduces listener fatigue
• Separate controls for page volume, music volume, night ringer, music mute, and Audio Enhancement
• Bass and treble controls
• Built-in night ringer activated by contact closure or by 90V ring signal
• Balanced or unbalanced 16-ohm, 25V, 25V CT, and 70V outputs
• VOX sensitivity level control eliminates accidental transmission of background noise from a paging telephone
• Thermal and electronic overload protection
• Jacks provided for bridging additional TPU amplifiers
• Brackets are attached for easy wall mounting; can be rackmounted with RPK82 mounting kit (sold separately)
• Peak level indicator lights when amplifier is driven into clipping
• 120V AC, 60 Hz power source
• UL and C-UL listed

• Inputs for 600-ohm balanced telephone line, Lo-Z balanced microphone, and background music
• Music input (RCA jack or screw terminals)
• Integral automatic level control (ALC) circuit for controlling pages made by persons with varying voice levels and paging techniques
• Page from telephone and/or microphone
• Signal-activated paging channel automatically mutes background music
• Adjustable background music muting level during a page
• Music gradually returns to its normal level after a page
• Audio Enhancement circuit increases intelligibility, improves perceived loudness (with no increase in power), and reduces listener fatigue
• Separate controls for page volume, music volume, night ringer, music mute, and Audio Enhancement
• Bass and treble controls
• Built-in night ringer activated by contact closure or by 90V ring signal
• Balanced or unbalanced 16-ohm, 25V, 25V CT, and 70V outputs
• VOX sensitivity level control eliminates accidental transmission of background noise from a paging telephone
• Thermal and electronic overload protection
• Jacks provided for bridging additional TPU amplifiers
• Brackets are attached for easy wall mounting; can be rackmounted with RPK82 mounting kit (sold separately)
• Peak level indicator lights when amplifier is driven into clipping
• 120V AC, 60 Hz power source
• UL and C-UL listed

• Inputs for 600-ohm balanced telephone line, Lo-Z balanced microphone, and background music
• Music input (RCA jack or screw terminals)
• Integral automatic level control (ALC) circuit for controlling pages made by persons with varying voice levels and paging techniques
• Page from telephone and/or microphone
• Signal-activated paging channel automatically mutes background music
• Adjustable background music muting level during a page
• Music gradually returns to its normal level after a page
• Audio Enhancement circuit increases intelligibility, improves perceived loudness (with no increase in power), and reduces listener fatigue
• Separate controls for page volume, music volume, night ringer, music mute, and Audio Enhancement
• Bass and treble controls
• Built-in night ringer activated by contact closure or by 90V ring signal
• 25V, and 70V outputs
• VOX sensitivity level control eliminates accidental transmission of background noise from a paging telephone
• Thermal and electronic overload protection
• Jacks provided for bridging additional TPU amplifiers
• Brackets are attached for easy wall mounting; can also be rack-mounted with included brackets
• Peak level indicator lights when amplifier is driven into clipping
• 120V AC, 60 Hz power source
• UL and C-UL listed

• Audio enhancement circuit increases intelligibility, improves perceived loudness (with no increase in power), and reduces listener fatigue
• Separate controls for page volume, music volume, night ringer, music mute, and Audio Enhancement
• Balanced line output, and 8-ohm, 25V, or 70V outputs available
• Thermal and electronic overload protection
• Pluggable screw terminals provided for all inputs and outputs
• Clip level LED indicates when the amplifier is driven into signal clipping
• Protect LED indicates when the amplifier has entered protect mode due to overload
• Limiter LED indicates when the amplifier is limiting the output to prevent square wave signal output when overdriven
• Transparent Security Cover is included to prevent tampering with front panel settings
• 100V AC - 240V AC 50/60 Hz
• Listed to UL EN62368-1:2014 for U.S. & Canada