User's Guide

Desktop
Speak
erphone
with Amplified
V
olume
and Tone Control
User’s Guide
P
l
e
a
s
e
r
e
a
d
t
h
i
s
manual before
operating
product for the first time.
Visit
the
RCA
web
site at
www
.r
ca4phones.com
Model
1123

Summary of content (20 pages)