MACH 40 - Headphones Westone - Free user manual and instructions
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| Brand | Westone |
| Model | MACH 40 |
| Product Type | Wired In-Ear Monitors |
| Driver Configuration | 4 Balanced Armature Drivers |
| Crossover | 2-Way |
| Frequency Response | 5 Hz - 22 kHz |
| Impedance | 31 Ohms @ 1 kHz |
| Sensitivity | 121 dB @ 1 mW |
| Cable Length | 1.22 m (48 inches) with chin slider |
| Connector Type | Detachable reinforced cable with custom Westone connector |
| Jack Plug | 3.5 mm gold-plated stereo plug |
| Noise Isolation | -25 dB (typical Westone isolation) |
| Weight | Approx. 14 g per earpiece (without cable) |
| Ear Tips | Silicone and foam tips in multiple sizes |
| Replacement Parts | Cable, ear tips, acoustic filters, and custom shells available |
| Cleaning | Use a soft dry cloth; replace wax filters regularly |
| Safety | Listen at moderate volumes; avoid prolonged high output |
| Repairability | Modular design allows easy cable and filter replacement |
| Warranty | Check Westone official policy for coverage details |
Frequently Asked Questions - MACH 40 Westone
How do I replace the cable on the Westone MACH 40?
The cable is detachable. Grip the connector near the earpiece and pull it straight out. Align the new cable's connector with the socket on the earpiece and press firmly until it clicks. Ensure you match the left (blue) and right (red) indicators.
What is the frequency response of the MACH 40?
The Westone MACH 40 delivers a frequency response from 5 Hz to 22 kHz, covering the full audible range with a balanced signature suitable for critical monitoring.
Can I use the MACH 40 with my smartphone?
Yes, the MACH 40 features a standard 3.5 mm gold-plated plug, so it works with most smartphones, tablets, and portable audio players. High-impedance sources may require an amplifier for optimal performance.
How should I clean the earphones?
Clean the housing with a soft, dry cloth. For the ear tips, wash them with mild soap and water, then rinse and air-dry completely before reattaching. Replace the acoustic wax filters when you notice reduced treble output.
What ear tips are included in the box?
The MACH 40 comes with a selection of silicone and foam tips in various sizes, including the WESTONE True-Fit silicone tips and premium foam tips for optimal isolation and comfort.
Is the MACH 40 suitable for stage use?
Absolutely. As a professional in-ear monitor, the MACH 40 offers excellent noise isolation (-25 dB), a robust build, and a detachable cable, making it ideal for live performances and studio monitoring.
How many balanced armature drivers does the MACH 40 have?
The MACH 40 uses 4 balanced armature drivers arranged in a 2-way crossover design: two dedicated lows, one midrange, and one high-frequency driver for clear and detailed sound.
Can I upgrade or replace the cable with a balanced cable?
Yes, the detachable connector allows you to swap in any compatible Westone cable, including balanced 2.5 mm or 4.4 mm options if your source supports it. Aftermarket cables with the same connector will also work.
What is the warranty period for Westone MACH 40?
Westone typically offers a 2-year limited warranty for the MACH series, covering defects in materials and workmanship. Register your product on the official Westone website for support and service.
How do I know if I need to replace the acoustic filters?
If you notice muffled sound, reduced high frequencies, or visible wax buildup in the nozzle, it's time to replace the acoustic filters. Use the Westone ProShield wax management kit or gently remove the old filter and insert a fresh one.
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USER MANUAL MACH 40 Westone
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Product information
Brand : Westone
Model : MACH 40
Category : Headphones