2) Rockville K5 W15K5S4 15 2000w Subwoofers+Sealed Sub Box+Mono Amplifier+Wires

Features of W15K5S4:

• Rockville W15K5S4 K5 Series 15 4-Ohm Car Subwoofer
• Peak Power Handling: 2000 Watts
• Program Power Handling: 1000 Watts
• CEA Rated RMS Power Handling: 500 Watts
• 2.5 4-Layer Black Aluminum Voice Coils Wound with OFC (100% Copper) Wire
• The wire we use to wind the voice coil is imported from Japan which is way better quality than the standard China wire
• 60 Oz High Quality Magnet
• Cast Iron Basket With Black Sanded Finish
• Fiber Reinforced Ultra Stiff Black Non-Pressed Paper Cone ?C This cone is very efficient which makes the speaker sound louder even without requiring a lot of power to push it

Description:

The dB14 is a mono amplifier with 4.000 watts peak output and 1000 watts Dyno Certified power. Here at Rockville we offer the best value in car audio. We therefore want to make it easy for you to compare our products to any brands on the market. The peak rating can be used to compare with brands who use peak ratings such as Boss and Power Acoustik while the Dyno Certified RMS rating can be used to compare with top brands such as Kicker. Rockford. Alpine. etc.

Features:

• Rockville dB14 4000 Watt Peak/1000 Watt Dyno-Certified RMS Mono 2 Ohm Amplifier Car Audio Amp
• Dyno Certified RMS Power Ratings: (Certified Dyno Test / Less than 1 % THD) (Use these ratings when comparing with top brands such as Kicker. Rockford Fosgate. etc)
• Peak: (Use these ratings when comparing with the top budget brands such as Boss. Power Acoustik. etc)
  table 12dB / Octave Crossover with Differential Circuitry

Description:

The Rockville RWK41 4 AWG (American Wire Gauge) amp kit has the following differences over other amp kits on the market at this price point.

1. Our RCA cables are 100 % copper. These are top of the line RCA cables

Features:

• 1 ?C 17′ High Grade Twisted Pair of 100% Copper RCA Cable
• 17′ ?C 4 Gauge Translucent Blue SuperFlex Power Cables
• 17′ ?C 18 Gauge Blue Remote Cable
• 17′ ?C 16 Gauge Clear Speaker Wire
• 3′ ?C 4 Gauge Clear SuperFlex Ground Wire
• Gold Plated AGU Heat Resistant Fuse Holder
• 60 Amp AGU Gold Plated Fuse
• 7′ Split Tube Loom
• Accessories Included: Wire Ties. Ring Terminals. Butt Connectors. Spades. and Grommets

Description of RD15:

The RD15 dual sealed speaker box is made in the USA with Grade A ? MDF wood. This enclosure is made with precision cutting machinery by industry expert