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Optional extension harness allowing placing the amplifier in the boot
Special Features
70" Recommended enclosure volumes Sealed box Net volume 33 L 47 L 65 L 115 L Lower limiting frequency (-3dB) 53 Hz 44 Hz 37 Hz 31 Hz Bassreflex-Gehäuse Net volume 70 L 90 L 110 L 140 L Port diameter ø 100 mm Port area 78 cm² Port length 27 cm 31 cm 37 cm 39 cm Port tuning frequency Fb 31 Hz 26 Hz 22 Hz 19 Hz Lower limiting frequency (-3dB) 27 Hz 22 Hz 19 Hz 16 Hz
Note: The HD-AUDIO USB-INTERFACE has two operating modes
015 % Damping factor > 70 Operating voltage 10
Porsche 911 (991/992) - Front Speaker Upgrade Package | HELIX Ci3 m_10 Channel Optional extension harness allowing placingOverview Car Specific Speaker Upgrade Package This tested bundle of selected items was created specifically to upgrade the car's stereo using the HELIX COMPOSE system. It contains 2x front FlexMount tweeters 2x front FlexMount mids 2x front FlexMount door woofers 6x FlexMount speaker adaper OEM car specific speaker connectors How to shop To purchase or modify this bundle, click on Add to Cart and confirm your selection in the cart.