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RF-QX4/RF-QX4-T/RF-QX4-E/RF-QX4-J
14 An apparatus with a three-prong, grounding-type plug is a Class I
apparatus, which needs to be grounded to prevent possible
electric shock. Make sure that you connect this Class I device to a
grounding-type, three-prong outlet.
15 In order to charge your headset correctly, the wall outlet must be
in correct working condition.
16 Batteries should not be exposed to excessive heat.
Caution: Danger of explosion if battery is incorrectly replaced. Replace only with the
same or equivalent type.
Warning: If the volume is set too high, excessive sound pressure from earphones and
headphones can cause hearing loss.
Introduction
Congratulations on your purchase of the RF-QX4 wireless headset.
This headset represents the state of the art in wireless headset design
and is designed for reliable and trouble-free performance.
Note: Your RF-QX4 model number may end in a letter depending on what region you
are in. We use RF-QX4 in this User Guide to refer to all of the following models:
• RF-QX4—United States
• RF-QX4-T—Canada
• RF-QX4-E—Europe
• RF-QX4-J—Japan
Features
Package contents
•RF-QX4 headset
• Ear loop
• Earbuds (small, medium, and large)
• USB charging cable and A/C wall charger
• Quick Setup Guide
Note: The ear loop and medium earbud come preattached.