Selcom Security Speaker SEL-324A User manual
TURNING THE DEVICE ON AND OFF
The device is turned on by connecting the power supply to the connector and to the power
supply network (the red indicator lights up). Simultaneously with turning on the power of the
device, noise is switched on, as evidenced by one long and two short sound signals.
To turn off noise interference, press the A button on the remote control (one long beep). In
this case, the device goes into standby mode. Re-enable noise interference by pressing button
B on the remote control (two short beeps).
INDICATORS AND SOUND SIGNALS
Status
Event
ON indicator
Lights up red
Instrument Power On
Remote indicator
Flashing yellow
A signal is being received from the remote control
Sound signal
One long and two short
The power is on.
Noise is turned on, suppression occurs
One long
Noise Interference Off
Two short beeps
Noise is turned on, suppression occurs
RECOMMENDATIONS FOR USE
ULTRASONIC EMITTERS ARE DIRECTIONAL, THEREFORE, IN ORDER TO EFFECTIVELY
SUPPRESS SOUND RECORDING DEVICE, IT IS NECESSARY TO DIRECT THE DEVICE WITH
EMITTERS TOWARDS THE SUPPRESSED OBJECT, AVOIDING OBJECTS BETWEEN THE
SUPPRESSOR AND SOUND RECORDING DEVICE.
DUE TO TECHNOLOGICAL LIMITATIONS, SOME RECORDER DEVICES CAN NOT BE
SUPPRESSED, WHICH IS NOT A MALFUNCTION OF “SEL-324A SPEAKER”
WARRANTY
Warranty period - 12 months from the date of sale. The service life is 5 years.
In case of failure of the device during the warranty period, the owner has the right to warranty repairs. In
case of violation of seals, mechanical damage to the case or controls, the right to warranty is lost, and
repairs are carried out at the expense of the owner.
Jammer of
microphones and
audio recorders
SEL-324A «Speaker»
Manual
2020
www.selcomsecurity.com
www.selcomsecurity.com
High-power ultrasonic jammer “SEL-324A, located in the body of the ceiling speaker, which
is built into the suspended ceiling directly above the negotiation table. Designed to equip
classrooms or other rooms in order to prevent unauthorized audio recordings to any recorded
devices.
CONTENTS OF DELIVERY
1.
Suppressor SEL-324A - 1
2.
Power cord- 1
3.
Remote control - 1
3.
Packaging - 1
4.
User manual - 1
DISTINCTIVE FEATURES
●
Complex structured ultrasonic interference in the frequency band from 24 kHz to 26 kHz
●
Remote on / off noise interference with the wireless radio remote control
●
Increased efficiency and suppression range due to using special ultrasonic technologies
SPECIFICATIONS
Number of ultrasonic emitters
24
Generated noise frequency bandwidth,
kHz
24 —26
Type of radiated interference
complex structured ultrasonic noise
Maximum installation height for effective
suppression
4 m (Effective jamming range may vary based
on type of microphone of the audio device and
its relative position to the jammer )
Microphone Suppression Directionality
perpendicular to the plane of ultrasonic
emitters
Power supply
12V
Continuous operation time
unlimited
Operating temperature range
0…+50;
Relative humidity, no more
85%
Weight, kg
Not more than 600 g.
Mounting Installation
Dimensions (Minimum)
D 165 х 40 mm
Diameter
199 mm
ATTENTION!!!
DO NOT bring ultrasonic transducers closer than 70 cm to your ear.
DO NOT use the device for children under 18 years of age.
CONTROLS
1- power indicator.
2- indicator of signal reception from the remotecontrol.
3 - reset the device to factorysettings.
A - button to turn off noise interference.
B - button to turn on noise interference.
www.selcomsecurity.com
www.selcomsecurity.com
