1 Read these instructions.
2 Keep these instructions.
3 Heed all warnings.
4 Follow all instructions.
5 Do not expose the headset to water.
6 Clean only with a dry cloth.
7 Do not plug in the wall charger near any heat sources such as
radiators, heat registers, stoves, or other chargers that produce
heat.
8 Do not defeat the safety purpose of the polarized or
grounding-type plug. A polarized plug has two blades with one
wider than the other. A grounding type plug has two blades and a
third grounding prong. The wide blade or the third prong are
provided for your safety. If the provided plug does not fit into your
outlet, consult an electrician for replacement of the obsolete
outlet.
9 Protect the power cord from being walked on or pinched
particularly at plugs, convenience receptacles, and the point
where they exit from the charger.
10 Only use attachments/accessories specified by the manufacturer.
11 Unplug this charger during lightning storms or when unused for
long periods of time.
12 Refer all servicing to qualified service personnel. Servicing is
required when the apparatus has been damaged in any way, such
as power-supply cord or plug is damaged, liquid has been spilled
or objects have fallen into the apparatus, the apparatus has been
exposed to rain or moisture, does not operate normally, or has
been dropped.
13 To reduce the risk of fire or electric shock, do not expose the
charger to rain, moisture, dripping, or splashing.
RF-QX4/RF-QX4-T/RF-QX4-E/RF-QX4-J
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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.
War nin g: 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—J apan
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.
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RF-QX4/RF-QX4-T/RF-QX4-E/RF-QX4-J
Components
#Compo nentDescription
Power/Send/End button• Switches the headset on and off.
1
2
3
4
5
MicrophoneTransmits your voice.
EarpieceTransmits the caller’s voice.
– (volume down button)Press to decrease the headset volume.
Indicator lightPower on—Lights solid green for one second and the headset beeps once.
• Answers incoming calls.
• Ends active calls.
• Rejects incoming calls.
Pairin g mode— Rapidly flashes green-red.
The flashing continues for approximately three minutes or until the headset is
connec ted to a compatibl e phone. If the headset is n ot connected to a phone
during this time, the headset enters connectable status.
Connectable —Flashes green once every 2.5 seconds.
Connection active—Flashes green every 5 seconds.
Incoming call—Flashes green two times every 1 second.
Active call—Flashes green every 5 seconds.
Power off —Lights solid red for 1 second and the headset beeps once.
Low battery—Alternately flashes red and green, and the headset beeps
every 300 seconds.
RF-QX4/RF-QX4-T/RF-QX4-E/RF-QX4-J
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