Description of RWS10CA:

Rockville has developed and perfected a smart, integrated solution for adding bass to any vehicle's audio system. The Rockville slim powered subwoofer combine subwoofers with matching enclosures and amplifiers for optimal bass performance. Utilizing a slim but heavy-duty subwoofer, durable enclosure and mono block amplifier designed and engineered to work as a complete system resulting in intense bass response. Featuring a quick-connect Molex high level input with Smart Turn-On Circuitry, the unit easily integrates in to any OEM system with minimal of wiring. Power, signal and remote turn-on are achieved via molded angled terminals for easy access allowing for simple set-up or removal.

Description of RWK81:

The Rockville RWK81 8 AWG (American Wire Gauge) amp kit has the following diferences over other amp kits on the market at this price point. Our RCA cables are 100 % copper. These are top of the line RCA cables Better Resistance: The only thing that really matters with wires is the resistance rating. This is a measurement of conductivity and how much signal is loss per foot of wire. Since Rockville wires are made with around 3 times as much copper as any other wire at this price point, these wires had a much better resistance rating which means they will transfer more power to your amps than the other brands. We do not cheat you on the thickness of the wire.