User Manual
2
The Pearstone four-channel stereo headphone amplifier is 
a compact and lightweight audio accessory that’s ideal for 
studio recording, band rehearsals, or any application where 
multiple headphone connections are needed.
The 1/4-inch TRS stereo input accepts any stereo line 
output. Each of the four stereo 1/4-inch headphone outputs 
has its own volume control so each user can listen at a 
comfortable volume. 
•  Please read and follow these instructions, and keep this 
manual in a safe place.
•  Keep this unit away from water and any flammable 
gases or liquids.
•  Clean the unit with only a soft, dry cloth.
•  Exposure to high sound levels can cause permanent 
hearing loss. Avoid listening at high volumes for ex-
tended periods of time.
•  Use only parts provided by the manufacturer.
•  All images are for illustrative purposes only.
Introduction
Precautions








