MBQJ-48CRGB - Loudspeaker MB QUART - Free user manual and instructions
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| Product Type | 4" x 8" 2-Way Coaxial Loudspeaker |
| Brand | MB Quart |
| Model | MBQJ-48CRGB |
| Speaker Size | 4" x 8" (100 x 200 mm) |
| Peak Power Handling | 150 Watts |
| RMS Power Handling | 75 Watts |
| Impedance | 4 Ohm |
| Frequency Response | 55 Hz - 22 kHz |
| Sensitivity | 92 dB @ 1W/1m |
| Tweeter Type | 0.75" (19 mm) Braxial Titanium Tweeter |
| Woofer Material | Injection-Molded Polypropylene Cone |
| Surround Material | Butyl Rubber |
| LED Lighting | Built-in RGB LED (12V) |
| Recommended Amplifier Power | 20W - 75W RMS |
| Mounting Depth | 2.0" (51 mm) |
| Mounting Cutout | 4.1" x 7.0" (104 x 178 mm) |
| Operating Voltage | 12V DC (Car Audio) |
| Weather Resistance | Marine-grade components (IP65 rated) |
| Connection | Spring-loaded terminals |
| In the Box | 2 speakers, mounting hardware, trim rings |
| Care & Maintenance | Wipe clean with damp cloth and mild soap |
| Safety | Ensure proper polarity and secure mounting |
Frequently Asked Questions - MBQJ-48CRGB MB QUART
What are the dimensions of the MBQJ-48CRGB speaker?
The speaker size is 4" x 8" (100 x 200 mm), with a mounting depth of 2.0" (51 mm) and a cutout of 4.1" x 7.0" (104 x 178 mm).
How much power can this speaker handle?
It handles 75 watts RMS and 150 watts peak. A recommended amplifier power range is 20W to 75W RMS.
Is the speaker marine-rated or water-resistant?
Yes, it features marine-grade components and is rated IP65, making it resistant to water splashes and dust, suitable for boats, ATVs, and outdoor use.
Does the RGB LED lighting require an external controller?
The built-in RGB LEDs operate directly on 12V DC and can be wired to your vehicle's lighting system. Note that the speakers do not include a remote controller or Bluetooth receiver.
What type of tweeter is used in this speaker?
It uses a 0.75-inch titanium braxial tweeter, which is designed to produce clear high frequencies and can be slightly swiveled for improved sound staging.
What is the frequency response range?
The frequency response is 55 Hz to 22 kHz, covering deep bass and crisp highs suitable for most music genres.
Can I install these speakers in my car doors?
Yes, they are designed as a 4" x 8" coaxial replacement for many vehicles. Check the mounting cutout and depth to ensure fit, and use the included hardware for secure installation.
What is the warranty period for MB Quart speakers?
MB Quart typically offers a 1-year limited warranty against defects in materials and workmanship. Verify with your dealer or the official MB Quart website for the exact terms.
Are these speakers easy to clean?
Yes, simply wipe the speaker grilles and frames with a soft damp cloth and mild soap. Avoid pressing on the cone or applying harsh chemicals.
Can I use these speakers without an amplifier?
Yes, they can be driven by a car stereo's built-in amplifier, but for best performance, it is recommended to use an external amp delivering 20-75 watts RMS per channel.
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USER MANUAL MBQJ-48CRGB MB QUART
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Product information
Brand : MB QUART
Model : MBQJ-48CRGB
Category : Loudspeaker