Alpine BRV-S40C BassRev™ 4" component speaker system subwoofer 8" System Efficiency 91 dB @

System Efficiency 91 dB @ 1 W / 1 m System Nominal Impedance 4 Ω System Frequency Response 59 Hz - 22 KHz ± 3 dB

4-gauge power and ground leads and a 50-amp fuse recommended — wiring and hardware not included with amplifier

365W RMS x 2 Channels at 1kHz at 4Ω BRIDGED (10% THD+N)

dimensions: 15/16"W x 15/16"H x 1"D

Alpine BRV-S40C BassRev™ 4" component speaker system subwoofer 8" System Efficiency 91 dB @High res audio certified The Alpine BRV S4C 4" component 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 component speakers include a pair of mid bass woofers and a pair of 3 4" tweeters that Alpine has designed and tested to maximize the Optim DSP output from select Alpine amplifiers. The 4" mid bass driver has a HEDGE (High Excursion Design Gathered Edge)