User's Manual

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More Info @ www.polkaudio.com/car
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MM: Designed To Perform
MM Series Full Range/Component Systems Specifications
MM691 MM5251 MM6501
Type 6" x 9" 5 1/4" 6 1/2"
three-way component component
system system
Driver complement 6" x 9" 5 1/4" 6 1/2"
(150mm x 225mm) (131.3mm) (162.5mm)
mid/woofer mid/woofer mid/woofer
Tweeter complement (1) 3/4" (19mm) 1" (25mm) 1" (25mm)
(1) 1" (25mm) soft dome tweeter soft dome tweeter
soft dome tweeter
Cutout dimensions 5 1/2" x 8 3/8" 4 5/8" 5"
(140mm x 213mm) (117mm) (127mm)
Mounting depth 3 3/16" 2 3/8" 2 5/8"
(top) (81mm) (60mm) (67mm)
Mounting depth 3 1/2" 2 13/16" 2 7/8"
(bottom) (89mm) (71mm) (73mm)
Peak Power handling 300W 200W 250W
Continuous Power 125W 90W 125W
handling
Nominal Impedance 2.7 Ω 2.7 Ω 2.7 Ω
Frequency response 30Hz-25kHz 50Hz-25kHz 40Hz-25kHz
Grille height 1 1/8" 1 1/16" 1 1/16"
(29mm) (27mm) (27mm)
Sensitivity 94dB 92dB 94dB
ENGLISH
Product Disposal - Certain international, national and/or local laws and/or regula-
tions may apply regarding the disposal of this product. For further detailed informa-
tion, please contact the retailer where you purchased this product or the
Polk Audio Importer/Distributor in your country. A listing of Polk Audio Importer/
Distributors can be found on the Polk Audio website www.polkaudio.com or by con-
tacting Polk Audio at 5601 Metro Drive, Baltimore, Maryland 21215, USA—
Phone: [phone].
MM Series Full Range/Component Systems Specifications
MM461p MM521 MM571 MM651
Type 4" x 6" 5 1/4" 5" x 7" 6 1/2"
plate coaxial coaxial coaxial
Driver complement 3 1/2" 5 1/4" 5" x 7" 6 1/2"
(87.5mm) (131.3mm) (125mm x 175mm) (162.5mm)
mid/woofer mid/woofer mid/woofer mid/woofer
Tweeter complement 3/4" (19mm) 1" (25mm) 1" (25mm) 1" (25mm)
soft dome tweeter soft dome tweeter soft dome tweeter soft dome tweeter
Cutout dimensions 3 7/8" x 5 15/16" 4 5/8" 4 5/8" x 7 3/16" 5"
(115.6mm x (117mm) (115.6mm x (127mm)
179.7mm) 213mm)
Mounting depth 1 11/16" 2 3/8" 2 5/8" 2 5/8"
(top) (43mm) (60mm) (67mm) (67mm)
Mounting depth n/a 2 13/16" 3" 2 7/8"
(bottom) (71mm) (76mm) (73mm)
Peak Power handling 150W 200W 200W 200W
Continuous Power 50W 90W 90W 100W
handling
Nominal Impedance 2.7 Ω 2.7 Ω 2.7 Ω 2.7 Ω
Frequency response 70-25kHz 50-25kHz 38-25kHz 40-25kHz
Grille height n/a 13/16" n/a 13/16"
(20mm) (20mm)
Sensitivity 90dB 92dB 92dB 94dB
ENGLISH
WARNING: LISTEN CAREFULLY
Polk Audio loudspeakers and subwoofers are capable of playing at extremely high volume levels, which
could cause serious or permanent hearing damage. Polk Audio, Inc. accepts no liability for hearing loss,
bodily injury or property damage resulting from the misuse of its products.
Keep these guidelines in mind and always use your own good judgment when controlling volume:
• You should limit prolonged exposure to volumes that exceed 85 decibels(dB).
• High volume in an automobile can hinder your ability to safely operate a vehicle.
• You are responsible for knowing the local laws governing acceptable mobile volume levels.
For more about safe volume levels, go to: www.polkaudio.com/education/article/SPL/
Or refer to the Occupational Health and Safety Administration (OSHA) guidelines at:
www.osha.gov/dts/osta/otm/noise/standards_more.html