- 600W RMS Power: Built-in Class A/B amplifier powers the 10" subwoofer, delivering a rated 600 watts RMS and 1200 watts maximum.
- Compact Under-Seat Design: Integrated enclosure measures approximately 15.5" × 11" × 3", fitting tight spaces in vehicles with sufficient installation clearance.
- Flexible Stereo Connections: RCA and speaker-level inputs support connection to compatible factory and aftermarket audio systems.
- Adjustable Bass Settings: Low-pass crossover, variable bass boost, subsonic filter, and phase control let you tailor the sound to your setup.
- Open Box with Built-In Protection: Features thermal, short-circuit, and overload protection, plus power and protection LEDs. Review listing photos for condition and included accessories.
Sound Storm LOPRO10 10" 600W RMS Powered Under Seat Subwoofer Open Box
In perfect working condition
Has been mounted
Small scratches
Missing original packaging
Mounting brackets are bent
Missing owner's manual
Missing Bass Knob
Box has been opened (see pic #2)
Open-box items are not subject to returns. They are sold "As Is". All requests for returns will not be accepted.
This Listing Includes
- (1) Sound Storm Laboratories LOPRO10 10" Powered Subwoofer with Integrated Amplifier and Enclosure
Add bass to your vehicle without taking up space with a full-size subwoofer box. The Sound Storm Laboratories LOPRO10 combines a 10" subwoofer, built-in Class A/B amplifier, and low-profile enclosure in one compact unit. Rated at 600 watts RMS and 1200 watts maximum, it measures just 3" tall for installation in tight spaces, including beneath seats where clearance allows.
RCA and speaker-level inputs support connection to compatible factory and aftermarket stereos. Adjustable bass boost, low-pass crossover, subsonic filter, and phase control let you tailor the bass to your system and listening preferences.
Features:
- 10" Subwoofer with Built-In Amplifier: Combines a single 4-ohm woofer, Class A/B amplifier, and enclosure in one unit, rated at 600W RMS and 1200W maximum.
- Low-Profile Design: Measures approximately 15.5" x 11" x 3" for space-saving installation. Check mounting clearance and ventilation space before installation.
- Factory and Aftermarket Integration: RCA low-level and speaker-level inputs accommodate stereos with compatible preamp or speaker outputs.
- Adjustable Bass Controls: Variable low-pass crossover, bass boost, subsonic filter, and phase control help match the subwoofer's output to your system.
- Built-In Protection: Thermal, short-circuit, and overload protection circuits help safeguard the amplifier, with power and protection LEDs for status monitoring.
Specifications:
- Brand: Sound Storm Laboratories
- Model: LOPRO10
- Condition: Open Box
- Subwoofer Size: 10"
- Voice Coil: Single 4 Ohm
- RMS Power Rating: 600 Watts
- Maximum Power Rating: 1200 Watts
- Amplifier Class: A/B
- Power Supply: MOSFET
- Inputs: RCA Low-Level and Speaker-Level
- Frequency Response: 15 Hz to 150 Hz
- Signal-to-Noise Ratio: Greater than 88 dB
- Dimensions: Approximately 15.5" x 11" x 3"
- Unit Weight: Approximately 13 lbs.
- Quantity: Sold Single
Accepted Payment Methods at Big Jeff Audio
At Big Jeff Audio, we strive to make your shopping experience as smooth as possible by offering a wide variety of payment options. Below is a complete list of the payment methods we accept:
Credit and Debit Cards
- Visa
- Mastercard
- American Express
- Discover
- Diners Club
Digital Wallets
- Amazon Pay
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- Meta Pay (formerly Facebook Pay)
- Google Pay
- Shop Pay
- PayPal
International Payment Methods
Bank Transfers
Financing Options
We also offer financing options to make purchasing easier. Learn more about our financing options here.
- Klarna
- Affirm
- Sezzle
- Snap
- Acima
- Tiptop
If you have any questions or need assistance with payments, feel free to reach out to us at info@bigjeffaudio.com or call us at 737-BIG-JEFF.
Shipping Options and Delivery Time
Do You Offer Expedited Shipping?
Yes! At checkout, you can select from different shipping options:
- Standard Shipping: Free for orders over $100.
- Expedited Shipping: Available at an additional cost, calculated based on the weight and destination of your order.
How Long Does Delivery Take?
- Handling Time: Most orders are processed and shipped within 1 business day after receiving cleared payment. Occasionally, additional handling time may be required, but we’ll notify you if that’s the case.
- Standard Shipping: Typically takes 3-5 business days, though delivery may be affected by extreme weather or holidays.
What Happens If My Package Is Undeliverable?
If your package is refused or marked undeliverable and returned to us by the carrier, you’ll need to pay the full shipping cost to have the package resent. Alternatively, we can refund your order, minus the cost of shipping.
Why Can’t I Track My Order?
If you're having trouble tracking your order:
- Make sure you’ve received the shipping confirmation email with the tracking number.
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- If the issue persists, please refer to our detailed guide on tracking your order or contact our customer service team for further assistance.
