Use for:

• Headphone distribution systems.
• Sign language interpretation or language translation. 
  (The superior sound quality will reduce ear fatigue when working over extended periods of time.)
• Adding headphone monitoring to any piece of audio equipment.
• Boosting weak headphone outputs in high SPL environments.

The PA-1 accepts either balanced or unbalanced stereo, line level signals through parallel XLR and 1/4" TRS inputs.

A switch changes the input connector configuration from separate balanced inputs to combination unbalanced

(Tip/Pin2 = Left, Ring/Pin3 = Right)

for accepting signals from sources such as headphone jack outputs. 

Powered by two 9 volt batteries that load into easy access drawers or with included external PS24 AC power supply.