Rockville ATOM S20 Bundle: 1600 Watt Peak/440 Watt RMS Marine Bluetooth 4-Channel Amplifier with Volt Meter, PA Mic, RMWK4 4 AWG Waterproof Amp Wiring Kit, MRCA25 25 ft Twisted Pair RCA Cable, 3-items

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$201.95
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Product details

Management number 215118340 Release Date 2026/04/12 List Price $80.78 Model Number 215118340
Category
  • Package Includes: (1) Rockville ATOM S20 Marine Bluetooth Amplifier 1600w 4 Channel/Volt Meter+PA Mic; (1) Rockville RMWK4 4 AWG Gauge Waterproof Marine Amplifier/Amp Install Wire Kit; (1) Rockville MRCA25 25 Foot Twisted Pair Marine RCA Cable 100% Copper, Split Pin
  • Marine-Ready Power And Control: Rockville ATOM S20 packs Class-AB punch with Dyno-Certified 440-Watts RMS (110x4 @ 2-Ohm; 70x4 @ 4-Ohm; 220x2 bridged @ 4-Ohm), Bluetooth audio, a digital volt meter, and an included PA mic for clear onboard announcements. Dual 12 dB/oct HPF/LPF (50-250 Hz) on both channel pairs plus 2CH/4CH input mode let you fine-tune zones, run speakers or subs, and keep rigs compact with its rustproof stainless chassis and conformal-coated PCB.
  • Clean, Reliable Wiring: The RMWK4 4-AWG marine kit is purpose-built for harsh environments with flexible, chemical-resistant jackets, a sealed mini-ANL fuse holder, and high-current, low-impedance power and ground runs for stable voltage delivery. Included remote turn-on and speaker leads support neat, labeled runs from helm to transom, helping prevent voltage drop, reduce heat at terminals, and deliver consistent performance during long cruises or high-volume sessions.
  • Noise-Free Signal Path: MRCA25 premium 25-ft twisted-pair interconnect uses tinned copper conductors, polyethylene dielectrics, and waterproof split-pin plugs to lock in tight, corrosion-resistant connections. The construction improves common-mode noise rejection to fight alternator whine and RF interference, preserving detail, stereo imaging, and low-frequency weight-so wireless streaming through ATOM S20 stays clear from idle to wide-open throttle across open water.
  • Flexible System Design: ATOM S20 drives up to eight cabin or tower speakers, a pair of subs (bridged), or mixed zones with independent crossovers on each channel pair for precise tuning. Adjustable input level, 12 dB bass EQ, RCA line out, and protective undervoltage/overvoltage circuits simplify expansion and safeguard gear. Pair with the RMWK4 and MRCA25 to build a dependable, serviceable marine system for cruisers, pontoons, and wake/surf boats.
Model ATOM S20
Brand Name Rockville
Unit Count 4.0 Count
Manufacturer Rockville
Output Power 440 Watts
Material Type Stainless Steel, Aluminum, ABS Plastic
Mounting Type Surface Mount
Package Type Name Kit
Specification Met FCC
Number of Channels 4
Warranty Description 1 Year Manufacturer
Minimum Supply Voltage 14 Volts

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