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- 6.5-inch 2-way coaxial marine speakers
- 350W maximum power handling
- 4-ohm nominal impedance
- RGB LED illumination with remote control
- Water-resistant design for marine use
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The STX Audio MX65-2G is a pair of 6.5-inch marine coaxial speakers designed to add audio and RGB illumination to a boat or other water-exposed audio installation. Their water-resistant construction addresses the need for speakers suited to environments where moisture and splashes are a concern. The package includes two speakers for a matched left/right installation.
Each speaker uses a 2-way coaxial layout, combining the system’s drivers into a single 6.5-inch speaker assembly. This format is well suited to installations where space is limited and a conventional round marine speaker location is available. The speakers present a 4-ohm load for compatibility with appropriately matched audio equipment.
The MX65-2G is rated for up to 350 watts maximum power handling. It is intended for listeners who want a compact marine speaker upgrade with both music playback and integrated accent lighting. Because no RMS rating is confirmed, amplifier selection should be based on the equipment manufacturer’s guidance and careful gain setup.
Integrated RGB LED illumination gives the speakers a visual element in addition to their audio role. A remote control is included for operating the RGB illumination, allowing lighting adjustments without changing the audio source. This makes the pair suitable for marine audio systems where coordinated lighting is part of the installation plan.
Use the MX65-2G as a stereo pair in a marine audio system with a compatible 4-ohm amplifier or receiver. Their 6.5-inch nominal size can suit many common speaker locations, but mounting dimensions have not been confirmed and should be checked before installation. The water-resistant design makes them a practical option where conventional indoor speakers are not appropriate.
Key Features
- 6.5-Inch Speaker Size: Fits installations designed around a common round marine-speaker format.
- 2-Way Coaxial Design: Combines the speaker system into one compact assembly.
- 350W Maximum Handling: Supports higher-output marine audio system applications.
- 4-Ohm Impedance: Works with audio equipment designed for 4-ohm speaker loads.
- RGB LED Illumination: Adds adjustable lighting to the speaker installation.
- Included Remote Control: Provides control of the RGB illumination functions.
Design & Installation
The MX65-2G uses a water-resistant marine-oriented design with integrated RGB LED illumination. It is sold as a pair of 6.5-inch, 2-way coaxial speakers for matched stereo placement. Specific cone, surround, basket, magnet, and IP-rating details are not confirmed.
Before installation, verify the mounting cutout, mounting depth, grille clearance, and wiring access at the intended location, as exact mounting dimensions are not confirmed. Connect the speakers to equipment compatible with a 4-ohm load and route the RGB illumination wiring according to the supplied instructions. Set amplifier gain conservatively to avoid stressing the speakers.
| Brand | STX Audio |
|---|---|
| Model/SKU | MX65-2G |
| UPC | 783501155560 |
| Product Type | Marine coaxial speakers |
| Speaker Configuration | 2-way coaxial |
| Nominal Speaker Size | 6.5 in. |
| Maximum Power Handling | 350 W |
| Nominal Impedance | 4 ohms |
| Water Resistance | Water-resistant |
| Illumination Type | RGB LED |
| Lighting Control | Remote control included |
| Speaker Quantity | 2 speakers |
| Package Configuration | Pair |
| Intended Application | Marine audio |
This product uses a 6-1/2" speaker size. Pick your vehicle to see the factory locations it fits.
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How many speakers are included?
The MX65-2G package includes two 6.5-inch speakers. They are intended to be used as a matched pair.
What impedance should my amplifier support?
These speakers are specified at 4 ohms. Use an amplifier or receiver designed to operate with 4-ohm speakers.
Does this speaker pair include RGB lighting control?
Yes. The speakers have RGB LED illumination, and a remote control is included for the lighting functions.
Are these speakers suitable for marine environments?
They are described as water-resistant marine coaxial speakers. No specific IP rating or submersion rating is confirmed.
Will these fit my existing 6.5-inch speaker opening?
The speakers have a 6.5-inch nominal size, but cutout diameter and mounting depth are not confirmed. Measure the available opening and clearance before purchasing or cutting.
What amplifier power should I use?
The confirmed maximum power rating is 350W, but an RMS rating and recommended amplifier range are not confirmed. Follow the amplifier manufacturer’s setup guidance and set gain carefully.
Shipping
- Free standard shipping on this item
- Free 2nd-Day Air on items $99+
- FREE Next-Day Air on orders over $499
- Orders placed on business days are typically processed the same day, delivery estimates are shown at checkout.
Warranty & Returns
- Authorized Dealer — 100% authentic products with full manufacturer warranty
- 60-Day Returns — Hassle-free returns, see our return policy for details
- Price Match Guarantee — We match verified prices, see policy for terms

STX Audio MX65-2G 6.5" RGB LED Marine Speakers


















