TX640C - Car Speaker MTX Audio - Free user manual and instructions

Brand	MTX Audio
Model	TX640C
Product Type	2-Way Coaxial Car Speakers (Pair)
Speaker Size	10 cm (4 inches)
Peak Power Handling	280 W
RMS Power Handling	70 W
Sensitivity	92.5 dB @ 2.83V/1m
Impedance	4 Ω
Frequency Response	55 Hz - 28,000 Hz
Mounting Depth	48 mm
Woofer Cone Material	Treated paper coated with glass particles
Woofer Frame	Injected aluminum for rigidity and reduced vibration
Voice Coil	25 mm (1 inch) TSV TIL
Magnet Type	Extra-large strontium (80 x 32 mm)
Tweeter Type	22 mm silk dome neodymium tweeter
Grilles Included	Yes
Recommended Complementary Amplifiers	TX480D, RFL4120, RFL5300
Sound Characteristics	Soft and musical with deep bass and detailed midrange

Frequently Asked Questions - TX640C MTX Audio

What is the recommended amplifier power for the MTX Audio TX640C speakers?

The speakers have an RMS rating of 70W and peak 280W. An amplifier delivering 50-100W RMS per channel at 4 ohms is ideal for optimal performance.

Can the TX640C be installed in a 4-inch speaker location?

Yes, these are 4-inch (10 cm) coaxial speakers designed to fit standard 4-inch openings with a mounting depth of 48 mm. Always check clearance before installation.

What is the impedance of the TX640C?

The impedance is 4 ohms, compatible with most car audio amplifiers and head units.

Are grilles included with the TX640C?

Yes, grilles are included for protection and a finished look.

What is the frequency response of the MTX TX640C?

The frequency response is 55 Hz to 28,000 Hz, covering deep bass to high treble.

Do these speakers require an external crossover?

No, the TX640C is a coaxial speaker with a built-in tweeter and an internal crossover, so no external crossover is needed.

What is the sensitivity of the TX640C?

Sensitivity is 92.5 dB at 2.83V/1m, meaning they produce high volume with moderate power.

What type of tweeter does the TX640C use?

It features a 22 mm silk dome neodymium tweeter for smooth and detailed high frequencies.

What is the voice coil size?

The woofer uses a 25 mm (1 inch) TSV TIL voice coil for improved power handling and sound quality.

Are these speakers suitable for marine or outdoor use?

No, the TX640C is designed for interior car audio use. They are not weather-resistant; avoid exposure to moisture.

USER MANUAL TX640C MTX Audio

Exceptional construction quality

Exceptional sound quality

Treated paper cone coated with glass particles for more musicality

The best 25mm TSV TIL voice coil for the best sound quality

Extra large strontium magnet (80x32mm) for better control and more power handling

Injected aluminum frame for more rigidity and less vibration

Top level ∅22mm neodymium tweeter with silk dome for more details

Soft and musical sound quality with deep bass and detailed midrange

Complementary products

TX480D RFL4120 RFL5300

Specifications

• 2-way coaxial speakers
• Diameter : 10cm (4)
• Peak Power · 280W
• RMS Power : 70W
- RMS Power: 70W - Sensitivity: 02.5dB/2.82v/1m
• Sensitivity : 92,3ub/2,85v/1ml Impedance : 40
- Impedance : 4Ω
• Response : 55Hz - 28000Hz
- Mounting Depth : 48mm
• 22mm silk dome tweeter
• Grills included