About the Coastal Source RockSub™

Product highlights:
- Defy the Elements™ weatherproof construction
- covers 1,000-1,500 square feet
- proprietary, weatherproof male coastal connector input
- includes pigtail adapter that allows connection to third-party amplification
- power handling: 50-100 watts
- frequency response: 50-150 Hz
- nominal impedance: 8 ohms
- sensitivity: 87 dB
Dimensions and warranty:
- 17"W x 11-11/16"H x 11-3/4"D
- weight: 17 lbs.
- warranty: 1 year
- MFR # RSUB8ES
- Item # 216RSUB8ES
What's in the box:
Coastal Source RockSub™ owner's manual
If you need assistance accessing this owner's manual, please give us a call.- 8" Rock subwoofer (Earthstone) with male Coastal Source input connector
- 2' Speaker harness (FP14G02BK) with a female Coastal Source connector on one end and bare-ended 14 AWG wire on the other end
- User Guide
More details on the Coastal Source RockSub™

Features & specs
Installation & setup | ||
---|---|---|
Type | Subwoofer | |
Built-in amplification | No | |
Bluetooth | No | |
Wall-mountable | No | |
Bracket included | N/A | |
Connector type | CC Connector | |
Driver details | ||
Tweeter type | --- | |
Tweeter size (inches) | --- | |
Midrange size (inches) | --- | |
Woofer size (inches) | 8 | |
Woofer composition | Polypropylene | |
Woofer surround | Not given | |
Audio specs | ||
Power range (watts) | N/A | |
Sensitivity | 87 dB | |
Impedance (ohms) | 8 | |
Frequency response | 50-150 H Hz | |
Enclosure | Sealed | |
Dimensions & other info | ||
Height (inches) | 11-11/16 | |
Width (inches) | 17 | |
Depth (inches) | 11-3/4 | |
Weight (pounds) | 17 | |
Parts warranty | 1 Year | |
Labor warranty | 1 Year |
Product Research
Features
Overview: The Coastal Source 8" RockSub landscape subwoofer is designed to blend in with your yard, garden, or patio area while providing superior sound quality. The RockSub features a single high-quality 8" sub driver mounted in an all-weather fiberglass enclosure and protected by an aluminum grille. The RockSub can provide sound coverage for up to 1000-1500 sq. ft. of area. If installing multiple speakers, each should be placed between 10-50' apart.
Connection: The Coastal Source 8" RockSub features a male Coastal Source connector built into the base of the speaker enclosure. A matching 2' pigtail with bare-ended 14-gauge wire is included for connecting the subwoofer using standard speaker wire (not included).
Power Handling: The 8-ohm RockSub requires between 50-100 watts (RMS) of power.
Colors: The Coastal Source 8" RockSub is available in Earthstone and Sandstone finishes.
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