Related Product Video
Full Text Searchable PDF User Manual
U S E R G U I D E
Please read the following information
before using this product:
To avoid hearing damage, make sure that the volume on your
transmitting device is turned down before connecting your
REVOLUTION. After placing the headphones on your ears,
gradually turn up the volume until you reach a comfortable listening
level. Noise levels are measured in decibels (dB) and exposure to
any noise at or above 85 dB can cause gradual hearing loss.
Users are not permitted to make changes or modify the product and
the accessories in any way.
Do not use the product while operating a motor vehicle.
To avoid electronic interference, turn off the headphones in any
facilities where posted notices instruct you to do so, for example:
aircraft, military bases, hospitals, health care facilities, etc.
Keep away from fire, water, and high voltage equipment.
Follow the charging procedure described in this guide to charge the
First time use
Charging the battery before use is recommended but not
required. The headphones ship pre-charged, however, the
initial charge may vary. Low battery is indicated by the
status LED flashing red with an audible tone heard every
Charging using the USB cable
The headphones include a Micro USB cable that can be
connected to your computer or other devices made for
USB charging. Plug the Micro USB charging cable into
the charging port of the REVOLUTION located below the
Pair button. Plug in the other end of the cable into a USB
port on a PC, Mac or USB wall outlet. The status LED will
be red while charging and will turn off when fully charged.
USB charging port
3.5mm audio input
ANC (Active Noise
This image is for reference only.
Please check the product
Ensure that your smartphone or
music player is powered on.
Press and hold the Pair button for 3
seconds until the status LED begins
to flash both blue and red. You
will also hear an audible
You are now in Pair Mode and
your device will be able to see
the REVOLUTION for pairing.
To turn the headphones
on, simply slide the Power
To turn the headphones off,
slide the Power button up.
Pairing (Detailed Step-by-Step Instructions)
1. Make sure your REVOLUTION is powered on.
2. Keep the REVOLUTION and your device within 10 feet
3. Place the REVOLUTION into Pair Mode by pressing and
holding the Pair button for 3 seconds until the status LED
begins to flash both blue and red.
4. In your device settings, begin searching/scanning for
5. The REVOLUTION will appear in the list of available
devices as “66 REVOLUTION”.
6. Tap the REVOLUTION name to connect and pair.
7. You are now paired and the status LED will intermittently
flash blue to indicate successful connection. You will also
hear an audible from the headphones.
If pairing is not successful, switch off the REVOLUTION by sliding the Power
button up and then re-pair using to the steps outlined above.
After pairing is successful, paired devices will remember each other unless
pairing information is deleted. There is no need to pair again.
When turned on, the REVOLUTION will automatically connect with the most
recent paired device. If you want to pair with other Bluetooth devices, switch off
the Bluetooth function of your current paired device, then pair the REVOLUTION
with the new Bluetooth device according to the steps outlined above.
Press the Volume +/- button to adjust the volume. One short press
will adjust one interval. When the volume reaches maximum or
minimum volume, the REVOLUTION will alert you with an audible
Note: Volume can be adjusted using either your headphone or your music device.
Press the Multifunction button one time to play or pause music.
To skip to the next track when music is playing, press and hold the
volume (+) button for 2 seconds. To go back to the previous track,
long-press the volume (-) button for 2 seconds.
Active Noise Cancellation (ANC)
ANC technology in the REVOLUTION actively monitors ambient
sound to reduce background noise and provide an optimal
listening experience in loud environments. To enable the Active
Noise Cancellation (ANC) feature, slide the ANC switch down.
The LED indicator will illuminate to show that ANC is active.
Connecting via the 3.5mm Audio Cable
The REVOLUTION has the ability to connect with non-Bluetooth
enabled devices using the provided 3.5mm stereo headphone
To connect, plug the 3.5mm audio cable into the headphone
jack under the Multifunction button on the headphones and plug
the other end of the cable into your non-Bluetooth audio source
Note: The audio cable will allow you to listen to music even if the REVOLUTION
is turned off. It also allows you to use the REVOLUTION in places where wireless
signals are restricted.
Receiving a Phone Call
The REVOLUTION is equipped with
an omnidirectional, noise-cancelling
microphone featuring Clear Voice
Capture (cVc®) technology for optimal
If music is playing while an incoming
call is received (or an outgoing call
is initiated), the headphones will
automatically pause music and enable
hands-free voice audio. Press the
Multifunction button once to accept an incoming call, then speak
in any position to communicate with the other party.
After the call has ended, music will automatically resume playing.
Note: When pressing the Multifunction button to answer or end a call, only press one
time. Do not press and hold.
Making a Call
1. Use the keypad on your smartphone to dial
the desired number.
2. Press the “Send” or “Dial” key on your smartphone
to initiate the call.
3. The call is automatically routed to the headphones.
1. Enable the voice recognition function on your smartphone.
2. Hold down the Multifunction button on the headphones for 2
seconds. You will hear a beep.
3. Clearly say the name of the person you wish to call.
Ending a Call
Use either of the following methods to end a call:
Press the Multifunction button one time to end a call from the
End a call via your smartphone.
If you are listening to music when making a call or receiving a
call, the headphones will switch the wireless connection from the
Advanced Audio Distribution Profile (A2DP) to the Hands-Free
Profile (HSP or HFP). Music will be temporarily paused. After the
call ends, music will automatically resume playing.
Refusing a Call
To refuse an incoming call, press and hold the Multifunction
button for 2 seconds until you hear a prompt from the
headphones. Release the button to refuse the call.
Redial the Last Number
To redial the last call made, quickly tap the Multifunction
Note: Your smartphone must support this function.
Muting the microphone
During a call, press and hold the Volume - button for 2
seconds until you hear a short beep. The same function will
un-mute a call.
If the headphones disconnect or will not pair, please
check the following:
Ensure that the headphones have enough power, are
turned on and have been successfully paired to your
Ensure that your device’s Bluetooth function is enabled.
Check to make sure the distance between the
headphones and your device is not over 10 meters
Be mindful of walls, structural disturbance or other
electrical devices between the headphones and your
If you are still having trouble using your headphones, our
support team is standing by to help.
Please visit www.66audio.com or simply send an email
We’re here to ensure you enjoy your headphones and will
solve any issues you are experiencing!
The headphones feature a rechargeable lithium polymer
battery. A normal charge takes around 2-3 hours from empty.
The red LED will turn on to indicate charging and turn off to
indicate when the headphones are fully charged.
When the battery is nearly empty, the red LED will flash
every 30 seconds. You will also hear an audio prompt from
the REVOLUTION in the form of short beeps to indicate low
The headphones have the ability to display real-time battery
level via a battery meter icon located on-board iOS devices
such as the iPhone, iPad and iPod Touch. This icon displays
the current battery level of the headphones.
When charging is complete, please pull out the USB cable
from the headphones.
Do not use the headphones in extreme hot or cold
temperatures or extreme humidity.
Do not place or use the headphones near any source of heat
such as a microwave oven, stove, radiator, toaster, coffee
maker or other appliance that gives off significant heat.
Do not disassemble the headphones.
If the headphones stop working please contact 66 Audio
directly at firstname.lastname@example.org.
WARNING: Due to the isolating characteristics of these
headphones, please do not use them while driving or in any other
activity where failure to hear surrounding ambient sound could be
dangerous. Use of these headphones at excessive volumes may
cause permanent hearing damage. Always turn down the volume
Copyright © 2015 66 Audio, LLC. All rights reserved. 66 Audio
and the 66 Audio logo are registered trademarks of 66 Audio,
iOS, iPhone, iPod, iPad and Mac are registered trademarks of
Apple, Inc., registered in the U.S. and other countries. Bluetooth is
a trademark owned by Bluetooth SIG, Inc.
Designed in California. Assembled in China.
This devices complies with Part 15 of the FCC Rules.