K-Mark Industrial Limited. QUADBT ユーザーズマニュアル
Razor Slim Shooter COMM with Bluetooth® 4.0
Installing the Batteries
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The battery compartment is located under the casing of the outside of the right
ear muff.
Remove the batteries from compartment and replace with two new Size AAA
Alkaline batteries. **WARNING** Do not mix new and old batteries.
Note the direction of the positive (+) and negative (-)
Adjusting the Headband
The Razor muffs come with independent headband and ear cup adjustments.
Size the muffs to comfortably fit your head by sliding the ear cups in or out of the
headband. The ear cups should fit comfortably, completely surrounding your ear
to get a good acoustic seal.
ON/ OFF - Volume Adjustment
The muffs are equipped with independent volume control for the external
ambient microphones and the Bluetooth® signal.
The larger volume knob functions as the power ON & controls the external
volume. The inset taller knob controls the volume of the Bluetooth® signal.
BLUETOOTH Operation
Bluetooth ON
Short press the BT button to turn ON the Bluetooth and enter pairing mode
Bluetooth OFF
Press and hold the BT button for 3 seconds to turn OFF the Bluetooth
Pairing
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Press and hold the BT button for 1 second to enter pairing mode.
Blue LED will flash (1 second intervals) while in pairing mode.
Search and select name: “Walker’s BT” in your devices Bluetooth menu to connect
After paired, blue LED will be flashing every 10 seconds
Bluetooth device will be turned off after 60 seconds if the device does not pair
successfully
Phone Call
To answer a call, short press the BT button
To reject a call, press and hold the BT button for 1sec
To end a call, short press the BT button
During a phone call, if another call is received, double press the BT button to
switch from first call to the second call.
To switch back to the first call, short press the BT button to end the second call
and it will be switched back to the previous call.
Double press the BT button to redial the last phone number
Trouble-Shooting Your Razor Muffs
If you experience problems, see possible cures below.
Does Not Power On
Batteries are dead
Replace batteries
Not Loud Enough
Batteries are dead
Replace batteries
Intermittent (goes on and off)
Batteries are defective
Replace batteries
Not Clear, Distorted
Low battery
Replace batteries
Motor-boating Sound
Low battery
Replace batteries
If Your Razor Muffs Whistle
Whistling (feedback) generally occurs if the volume level is set too high and if there is
something such as a hand near or covering the external mics. Turn the volume level down or
remove any thing in front of the mics until the whistling stops.
Caring For Your Razor Muffs
Remember that your Razor Muffs are a quality instrument and should be treated in the same
careful manner as any other precision-engineered device.
1. Never allow any liquid to enter the muffs as this may damage the components within the
device.
2. Do not store your muffs in any location which would expose it to excessive heat (for
example, in direct sunlight, near car dashboards, heaters or radiators).
3. Be careful not to drop your muffs as this may damage its components.
4. Never insert any foreign objects into your muffs. This could result in serious damage to the
instrument.
5. Never permit solvents to come into contact with your muffs this can damage the units.
6. Clean your muffs by wiping with a damp cloth moistened with a mild cleanser.
LIMITED WARRANTY
Walker’s warrants this product to the original purchaser to be free from defects in materials and workmanship, under normal use and conditions for a period of One Year from the date of the original
purchase. Under this warranty, this unit will be replaced or repaired at our option, without charge for parts or labor, excluding batteries, for this period
This warranty is void if any of the following occur:
1. The warranty card was not sent in at the time or purchase
2. The unit is not owned by the original purchaser at the time of the warranty claim
3. The unit has been tampered with, opened or punctured
4. The unit has been immersed in water or other liquids, allowed to be filled with dirt or dust, or otherwise
physically abused
This shall be the exclusive written warranty of the original purchaser and neither this warranty or any other
warranty, expressed or implied, shall extend beyond the 12-month period listed above. In no event shall Walker’s
be liable for consequential damages, consequential property damage, or consequential personal injury. (Some
states do not allow limitations on implied warranties or exclusions of consequential damages, so that these
restrictions may not apply to you). This warranty gives you specific legal rights, and you may have other rights,
which vary from state to state.
TOLL-FREE CUSTOMER SUPPORT (877) 269-8490
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