User’s
Manual
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Operation Range : Up to 10 Meters
Frequency Range : 2.4-2.48GHz
Multipoint Technology
DSP - Noise Reduction & Echo Cancellation
Battery : 3.7V /600mAH Li-polymer
Charging Voltage : DC4.75-5.25V
Charging Time : About 3 hours
Talk Time : Up to 12 hours
Standby Time : Up to 450 hours
Dimensions(mm) : L115 x W45 x H18
Weight : 71.3g(with clip)
www.noisehush.com
Thank you for purchasing the
NoiseHush N620 Bluetooth® Speakerphone!
The NoiseHush N620 is stylish in design and easy
to use, with no complex installation require-
ments. Your calls will be crystal clear with the
built-in high sensitive microphone and the latest
DSP noise reduction technology. The multi-point
feature allows you to pair it with two Bluetooth
enabled devices. In addition, you can now enjoy
your phone calls whether you are on the go, at
home, work, school, and various other locations.
Please take a moment to read this manual thoroughly.
This manual explains the features and functions to help
ensure an optimal user experience.
Package Contents:
• Bluetooth® Speakerphone
• Vehicle Charger
• Visor Clip
• Instruction Manual
To learn more about the N620 Bluetooth®
Speakerphone, or other NoiseHush products,
please visit noisehush.com
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Warning and Cautions:
• Do not expose the N620 Speakerphone to water,
rain or moisture.
• Do not leave the Speakerphone exposed to
extreme heat for long periods of time.
Warranty Information:
NoiseHush warrants this product against defects
in material and/or workmanship under normal use
for a period of ONE (1) YEAR from the date of
purchase by the original purchaser.
To view our warranty policy or to submit a claim,
please visit www.noisehush.com.
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LED Indicator
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icro USB Tip
Car Charger (Included)
Mute Button
LED Indicator Microphone
Charging Port
Speaker Visor Clip
Volume (-) Key
Volume (+) Key
Multifunction Button (MFB)
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Charge via any
USB Charger
on by pressing the MFB. You can manually initiate
a search for the last connected phone by pressing
and holding the MFB.
Troubleshooting:
Mobile Phones can become prone to software
and memory issues, which may cause Bluetooth®
by restarting your phone. If you have to reconnect
manually using your phone settings, please refer
to your phone’s instructional guide.
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3. Press and hold the MFB for about 2 seconds
to end the current phone call and return to the
previous call.
Charging your N620 Bluetooth® Speakerphone:
Your N620 Speakerphone can be charged either
with the included vehicle charger, or you can
charge your device with the included USB
cable through your computer’s USB port or any
USB AC wall charger. When the LED light indi-
cator on your device displays a solid red light,
your Speakerphone is charging. A blue light will
indicate that your device is fully charged.
When not connected to a phone (or your phone
is out of the operating range), the N620 speak-
minutes to conserve energy. You can turn it back
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Multifunction Button (MFB):
• Power ON: Press and hold the MFB for 3 seconds.
When you hear a sequence of ascending tones,
release the button. The LED indicator light will
start blinking blue and the device will enter into
stand-by mode. If the N620 Speakerphone is not
every 3 seconds. When the N620 is successfully
paired, the blue LED light will
seconds.
• Power OFF: Press and hold the MFB for 6 to 7
seconds until you hear a sequence of descending
Note: You will not see any blinking LED indicators
when the N620 Speakerphone is
• Answering an incoming call: Press the MFB once
during an incoming call.
• Ending a call: Press the MFB once when already
connected to a call.
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3. Pair the second phone to the N620 using the
pairing instructions above.
phone.
5. Select “NoiseHush N620” on your phone list of
Both phones are now paired to the N620.
Using the Multipoint feature between phones:
When connected to two bluetooth phones, the
phone. To answer a call from the secondary phone
while you are on a call on the primary phone,
please do the following;
1. Press the MFB once and you will be switched
to the secondary phone while the primary
phone goes on stand-by mode.
2. Press the MFB button again to switch back to
your previous phone call with the primary
phone. You may repeat this as needed to switch
back & forth between phones.
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• Rejecting a call: Press and hold the MFB for 3
seconds during an incoming call.
• Redialing the last number: In stand-by mode,
press the MFB twice.
• Adjusting volume: Press the + and – buttons to
adjust the speaker output volume.
• Mute/Unmute the microphone: During a call,
press and hold the Mute button for 3 seconds.
Repeat to unmute. When muted, the Bluetooth®
will beep twice every few seconds to indicate it
is muted.
• Transfer a call from N620 to phone: During
a call, press the + and – buttons simultaneously
for 3 seconds. Repeat this method as needed to
transfer between the phone and the N620.
• Using voice dialing:
If your mobile phone is voice dialing enabled,
press the MFB once and say the voice tag after
you hear a short beep.
Note: You must record voice tags into your
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mobile phone before using the voice dialing
feature. Functionality varies depending
on the phone models. Please refer to your
phone’s user guide for details.
Attaching the Visor Clip:
Slightly open the clasp on the visor clip and slide it
into the slot guides located on the back of the Blue-
tooth® Speakerphone. You will hear a click notifying
you that the device is locked into place. You can
now attach the device to your sun visor.
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visor clip when needed.
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Pairing the N620 Bluetooth® Speakerphone:
1. Press and hold MFB for about 7 seconds until
2. Using the Bluetooth menu on your device,
enable searching of nearby Bluetooth devices.
Note: Please refer to your phone’s user guide
for more details.
3. Once the “NoiseHush N620” is found, connect
and pair to it. If your device prompts you for a
password, please use “0000”. When your speak-
earphone is successfully paired with you phone,
you’ll hear a short beep and the LED light will
Multipoint Feature:
Multipoint technology allows you to connect two
mobile phones simultaneously.
pairing instructions above.
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