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Up to nine times with 50 dB of power for the highest rating
in the industry.

Most Comfortable Fit

Additional hinge point allows 

mu

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s to be adjusted for comfort

Adjustable, Padded Headband

Independent Volume Controls

Allows for true stereo sound

AFT Knob Controls

Allows for independent adjustable
frequency tuning 

Battery Compartment

(Size AAA)

Wind-Resistant,

High-Frequency Microphone

Makes it easy to identify sounds

Special Butyl Rubber Ear Pads

• 

Stays soft and pliable

• 

Maintains the perfect acoustic seal

Adjusting the Headband 

Your Ultimate Power Mu

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 comes with independent headband and ear mu

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adjustments. Size the mu

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s to comfortably 

fi

t your head by sliding the ear cups in  

or out of the metal frame. The ear cups should 

fi

t comfortably, completely

surrounding your ears to get the perfect acoustic seal. 

Identifying Mu

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 Components 

Increases Hearing

• 

 

Protects Hearing

•  Sound Activated Compression (SAC) circuit helps protect 

hearing from harmful loud sounds, by reducing the 

•  Noise Reduction Rating (NRR) of 24 dB.

Volume Controls & Directional Sound

•  Two independent volume controls allow for total adjustment 

of the 

two

 wind resistant high frequency microphones. 

OWNER’S MANUAL

Hearing Enhancement

 Two Hi Gain Omni Directional Microphones.

Independent Adjustable Frequency Tuning. 

 

• 

• 

Replacing The Battery

The battery compartments are located on the outside of each ear. The compartment 
is designed for easy access. Remove the battery from compartment and replace with
two new size AAA Alkaline batteries. Note the direction of the positive (+) and
negative (-) polls.

Ultimate Power Mu

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Toll-free customer support 877-269-8490

www.walkersgameear.com

If Your Ultimate Power  Mu

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  Whistle

Whistling may sometimes occur when you wear your Ultimate Power Mu

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with the power tuned on. Whistling generally occurs if the volume level is set too high.
Turn the volume level down until the whistling stops.

Trouble-Shooting Your Ultimate Power Mu

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If you experience problems, see possible 

fi

xes below.

Symptom

Possible Cause

Possible Fixes

Dead

Battery is dead

Replace battery

Not Loud Enough 

Battery is dead 

Replace battery

Intermittent 

(goes on and o

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)

Battery is defective

Replace battery

Not Clear, Distorted 

Low battery 

Replace battery

Motor-boating Sound

Low battery

Replace battery

Remember that your Ultimate Power Mu

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 is 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 Ultimate Power Mu

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 as this may damage 

the components within the device.

2.  Do not store your Ultimate Power Mu

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 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 Ultimate Power Mu

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 as this may damage its 

components.

4. 

 
Never insert any foreign objects into your Ultimate Power Mu

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. This could

result in serious damage to the instrument.

5. 

 
Never permit solvents to come into contact with your Ultimate Power Mu

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 as

 this can damage the units.

6. Clean your Ultimate Power Mu

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 by wiping with a damp cloth moistened with 

a mild cleanser.

Caring For Your Ultimate Power Mu

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