Alpine BRV-S40 BassRev™ 4" 2-Way Car Speakers Motorcycle Subwoofers 97 Protrusion From Mounting Surface

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Optional Spare Tire Camera & Light System: The i509-WRA-JK also supports Alpine's HCE-TCAM1-WRA spare tire camera & light system (sold separately)

A corresponding 2-way slide-switch (ACC/HOST) determines the turn-on method

GPS 24xd NMEA 2000®

4 pair of 8" wide-frequency range mid-bass speakers

Alpine BRV-S40 BassRev™ 4" 2-Way Car Speakers Motorcycle Subwoofers 97 Protrusion From Mounting SurfaceHigh res audio certified The Alpine BRV S40 4" coaxial speakers are an excellent way to add life to your sound. In fact, they're Hi Res Audio Certified by the Japan Audio Society (JAS). These coaxial speakers combine rigid, high excursion woofers with 3 4" tweeters in a combo that Alpine has designed and tested to maximize the Optim DSP output from select Alpine amplifiers. The woofer features Alpine's new H. E. D. G. E. multi roll surround with a