
Introduction to this booklet
This booklet guides you on how to use and maintain
your new RC-A. Please read the booklet carefully
including the warning section. This will help you get
the most out of your new remote control.
If you have further questions about using your
remote control, please contact your hearing care
professional.

Intended use
RC-A is intended to assist users of wireless hearing aids
to control functionality provided by their hearing solution.
RC-A is intended to be used by children (> 36 months)
and adults together with their hearing solution.

Table of Contents
Package contents 07
Product overview 08
Battery insertion and removal 09
Pairing the remote control with your hearing aids 14
Remove the pairing between
the remote control and hearing aids 20
Operating range 22
Confirmations 24
Change programs 26
Adjust volume 28

Mute 30
Lock/unlock the RC-A buttons 32
Strap holes 34
Taking care of your remote control 35
Warnings 36
International warranty 46
Technical information 50

08
Product overview
1 Volume control up
2 Volume control down
3 Program change
4 Status light
5 Battery cover
6 Finger grip
7 Strap holes

09
Battery insertion and removal
The RC-A uses two alkaline AAAA batteries. Please follow
these instructions to insert new batteries.
Battery life will vary depending on the condition of use.
Standard use requires battery replacement approximately
once a year. Remove any used batteries and discard them
according to local regulation.

10
Remove the battery cover
1. Using your thumb, push down on the finger grip.
2. From the opposite end of the battery cover, push in the
direction of the finger grip with your other thumb.
3. Lift the battery cover off completely.
4. Insert the batteries into the battery compartment
making sure that the “+” sign on the battery matches
with the “+” sign in the battery compartment.

12
Replace the battery cover
1. Replace the battery cover approximately 6 mm
down from the top of the RC-A.
2. Slide the battery cover as shown, until it clicks.
1
2

13
Important Notice
The battery cover should never be forced. If force is
required to replace the cover, check the alignment and
reposition it so that it clicks easily into place.

14
Pairing the remote control
with your hearing aids
The remote control is a personal device intended to be
used with one set of hearing aids. The remote control can
operate up to two hearing aids at a time after pairing.
Before the remote control can be used with your hearing
aids, the devices need to be paired.

15
You can choose to pair the remote control with either two
hearing aids at the same time or with one hearing aid at a
time. You need to repeat the pairing process if you choose
to pair your hearing aids one at a time.
In the following instructions, a set of hearing aids is being
paired with the remote control.

16
Remote control ready
1. Check that the remote control has
working batteries by pressing any
button. With working batteries, the
RC-A status light will illuminate for
as long as the button is held down.

17
Hearing aids ready
2. Open and close the battery drawer on both of your
hearing aids.

18
In range
3. Place both of your hearing aids within range of the
remote control (i.e. within 20 cm (0.66 ft)).

19
Pairing
4. Press any button on the remote control and it will
automatically pair with the hearing aids in range.
When the status light on the remote
control lights up steady green for
10 seconds, the devices have been
paired successfully.

20
Remove the pairing between
the remote control and hearing aids
The remote control can be paired to a set of hearing aids
at once. If you need to pair your remote control to another
set of hearing aids, first you have to remove the current
pairing.

21
When the status light on the remote control lights up
steady green for 10 seconds, the pairing has been
cleared successfully.
Your remote control is ready to be paired again with
your hearing aids (see page 14).
Press for
approximately
5 seconds to remove
the current pairing
To clear the current
pairing, press and hold
the three buttons
together for 5 seconds.

22
Operating range
With the remote control you can operate your hearing aids
from a distance of up to 1.8 meters (3.3 feet).
A direct line of sight between the remote control and your
hearing aids is not required.
If you have paired two hearing aids to the remote control,
both will be adjusted at the same time.

24
Confirmations
Visible indications
The status light on the remote control will light up when a
button is pressed.
Audible indications
You will hear a sound in your hearing aids
which confirms the action performed.

25
Battery low
If the batteries are running low, the status light will blink
rapidly whenever a button is pressed. In this case, replace
the batteries at your earliest convenience.

26
Change programs
The remote control can be used to change programs if
your hearing care professional has made more than one
program available in your hearing aids.
Simply press the program button on the remote control to
go through the hearing aid programs. Each press will
advance the hearing aids to the next program in the cycle.

27
Press to change program
Important Notice
Please refer to your hearing aid’s “Instructions for Use”
for details on the functionality of your specific hearing
aid solution.

28
Adjust volume
With the remote control, you can adjust the volume of your
hearing aids by using the volume control buttons.
You will hear a short confirmation in your hearing aids
when you turn the volume up or down.
Press the volume up button to increase the volume of your
hearing aid.
Press the volume down button to decrease the volume of
your hearing aid.

29
Press “+”
to increase volume
(louder sound)
Press “-”
to decrease volume
(softer sound)

30
Mute
Use the mute function if you need to silence the hearing
aids while wearing them. Press and hold the volume down
button for approximately 2 seconds until the status light
turns off, to mute the hearing aids.
Unmute
Briefly press any button on the remote control to unmute
your hearing aids.

31
Press for
approximately
2 seconds to mute
Important Notice
Please refer to your hearing aid’s “Instructions for Use”
for details on the functionality of your specific hearing
aid solution.

32
Lock/unlock the RC-A buttons
To prevent accidental button presses when the RC-A
is in your pocket, you may wish to lock the buttons.
Locking the remote control buttons
1. Press and hold the volume
down and program
buttons together for
3–4 seconds.
2. The status light will blink
two times when the
buttons are locked.
Press for
approximately
3–4 seconds
to lock

33
To confirm the buttons are locked, press any key. The
status light will blink three times to confirm.
Unlocking the remote control buttons
1. Press and hold again the volume down and program
buttons together for 3–4 seconds.
2. The status light will be steadily illuminated until the
keys are unlocked.

34
Strap holes
For your convenience, the RC-A has a strap hole, allowing
you to attach a small strap for carrying and securing your
RC-A more easily.
1. Remove the battery cover
(see pages 10 and 11).
2. Thread a small strap
through the strap holes.

35
Taking care of your remote control
When changing the batteries or cleaning the remote
control, hold it over a soft surface to avoid damage if you
drop it.
Important Notice
Use a soft, dry cloth to clean the remote control.
It must never be washed or immersed in water or other
liquids.

36
Warnings
You should familiarize yourself fully with the following
general warnings and the entire contents of this booklet
before using your remote control to ensure personal
safety and correct use. Consult your hearing care
professional if you experience unexpected operations or
events with your remote control.

37
Choking hazards and risk of swallowing batteries
or other small parts
· Your remote control, its parts and batteries should be
kept out of reach of children and anyone who might
swallow these items or otherwise cause injury to
themselves.
If a battery or other small parts are swallowed,
see a doctor immediately.

38
Warnings
Cross control
· Your remote control should be kept out of reach of
children or anyone who might take control of the
functionality, to ensure your personal safety and avoid
incorrect use.
Use of straps
· If a hand strap is used, make sure it is designed and
suitable for the purpose. Never use a lanyard due to
the risk of strangulation.

39
Battery use
· Always use batteries recommended by your hearing care
professional. Batteries of low quality may leak
and cause bodily harm.
· Never attempt to recharge your batteries and never
dispose of batteries by burning them. There is a risk that
the batteries will explode.

40
Warnings
Active implants
· Caution must be taken with active implants.
· If you have an active brain implant, please contact the
manufacturer of your implantable device for information
about the risk of disturbance.
X-ray/CT/MR/PET scanning, electrotherapy
and surgery
· Remove your remote control before X-ray/CT/MR/PET
scanning, electrotherapy, surgery etc., as the remote
control may be damaged when exposed to strong fields.

41
Possible side effects
· The otherwise non-allergenic materials used in your
remote control may in rare cases cause skin irritation or
other side effects.
Please seek consultation with a physician if these conditions
occur.

42
Warnings
Heat and chemicals
· Your remote control must never be exposed to extreme
heat e.g. left inside a parked car in the sun.
· Your remote control must not be dried in microwave
ovens or other ovens.
· The chemicals in cosmetics, hair spray, perfume,
aftershave lotion, suntan lotion and insect repellent can
damage your remote control. Always remove your
remote control before applying such products and allow
time to dry before use.

43
Use in traffic
· Using the remote control while driving can distract you.
Please refer to national traffic laws regarding the use of
communication devices while in traffic.
Use on aircraft
· Your remote control contains Bluetooth
®
.
The remote
control should not be used on board of an aircraft unless
specifically permitted by the flight personnel.

44
Warnings
Interference
· Your remote control has been thoroughly tested for
interference according to the most stringent
international standards. However, interference between
your remote control and other devices (e.g. some mobile
telephones, citizens band devices, shop alarm systems
and other wireless devices) may occur. If this occurs,
increase the distance between the remote control and
the interfering device.

45
Explosives
· The power source in your remote control has insufficient
energy to cause fire in normal conditions of use. The
remote control has not been tested for compliance with
international standards concerning explosive
environments. We recommend not to use your remote
control in areas where there is a danger of explosions.

46
International warranty
The RC-A remote control is covered by an international
limited warranty issued by the manufacturer for a period of
12 months from the date of delivery.
This limited warranty covers manufacturing and material
defects in the device itself, but not in accessories such as
batteries, cables, power supplies, etc. Problems arising
from improper/incorrect handling or care, excessive use,
accidents, repairs made by an unauthorized party,
exposure to corrosive conditions, damage due to foreign
objects entering the device or incorrect adjustments are
NOT covered by the limited warranty and may void it.

47
The above warranty does not affect any legal rights
that you might have under applicable national legislation
governing sale of consumer goods. Your hearing care
professional may have issued a warranty that goes beyond
the clauses of this limited warranty.
Please consult him/her for further information.

48
If you need service
Take your remote control to your hearing care
professional, who may be able to sort out minor problems
and adjustments immediately.

50
Technical information
Model RC-3B
Operating
conditions
Temperature: 5°C – 40°C
Humidity: 15% – 93%,
non-condensing
Operating atmospheric pressure:
700hPa to 1060hPa
Storage and
transportation
conditions
Temperature: -25°C – 70°C
Humidity: 15% – 93%,
non-condensing
Mechanical
dimensions
75.3 x 35 x 11.8 mm;
weight 32.7 g (incl. batteries)

51
Compatibility Sonic hearing aids
with 2.4 GHz radio technology
Battery type 2 x AAAA
Battery life
at normal use
12 months
Typical transmission
range
Up to 1.8 m
Status indicator Green LED

52
Transceiver:
Operating
frequency
2.402 GHz – 2.480 GHz
(ISM Band)
Number of channels 39
Output power <10 dBm EIRP
Channel of bandwidth 1 MHz
Type of modulation GFSK
ITU designator F7D

53
The RC-A contains a radio transceiver using Bluetooth®
Low Energy (BLE) and a proprietary short range radio
technology both working at 2.4 GHz. The 2.4 GHz radio
transmitter is weak and always below 10 dBm EIRP in
total radiated power. The remote control complies with
international standards concerning electromagnetic
compatibility and human exposure.
Due to the limited space available on the remote control,
relevant approval markings can be found in this booklet.

54
USA and Canada
This device is certified under:
FCC ID: 2ACAHREMCTR03
IC: 11936A-REMCTR03
This device complies with Part 15 of the FCC Rules and
with Industry Canada’s licence-exempt RSSs.

55
Operation is subject to the following two conditions:
1. This device may not cause harmful interference, and
2. This device must accept any interference received,
including interference that may cause undesired
operation.
Changes or modifications not expressly approved by the
party responsible for compliance could void the user’s
authority to operate the equipment.

56
This Class B digital apparatus complies with Canadian
ICES-003.
Note: This equipment has been tested and found to comply
with the limits for a Class B digital device, pursuant to part
15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in a
residential installation. This equipment generates, uses
and can radiate radio frequency energy and, if not installed
and used in accordance with the instructions, may cause
harmful interference to radio communications. However,
there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause
harmful interference to radio or television reception, which
can be determined by turning the equipment off and on,

57
the user is encouraged to try to correct the interference by
one or more of the following measures:
· Reorient or relocate the receiving antenna.
· Increase the separation between the equipment and
receiver.
· Connect the equipment into an outlet on a circuit
different from that to which the receiver is connected.
· Consult the manufacturer or an experienced radio/TV
technician for help.

58
177940/UK
The manufacturer declares that this remote control is in
compliance with the essential requirements and other
relevant provisions of Directive 1999/5/EC.
Declaration of conformity is available from the
manufacturer:
SBO Hearing A/S
Kongebakken 9
DK-2765 Smørum
Denmark
www.sbohearing.com

0000177940000001
www.sonici.com
Waste from electronic
equipment must be handled
according to local regulations.
SBO Hearing A/S
Kongebakken 9
DK-2765 Smørum
Denmark
www.sbohearing.com
UK - 21.06.2016 aoho
2017-01-26 | 177940 | UK