PunkMetal Car Speaker PM-42CX 10.16 cm (4 inch) 2-Way Coaxial Speakers (Black), Peak Power - 210W, RMS Power - 30W, Rated Power - 30W

PunkMetal PM-42CX – 4" (10.16 cm) 2-Way Coaxial Car Speaker

A compact entry-level coaxial speaker designed for basic sound upgrades, improved vocal clarity, and replacement of small OEM speakers in cars.

Key Features

• 2-way coaxial design (woofer + integrated tweeter)
• Compact 4-inch size for dashboard or small door fitment
• Lightweight build for easy installation
• Balanced output for vocals and general music
• Designed for basic factory speaker replacement

Technical Specifications

• Speaker Type: 2-Way Coaxial Car Speaker
• Size: 10.16 cm (4 inch)
• Power Handling (RMS): 30W
• Peak Power: 210W (marketing peak rating)
• Nominal Impedance: 4 Ohms
• Sensitivity: ~87–89 dB (1W/1m)
• Frequency Response: ~90 Hz – 18 kHz
• Cone Material: Treated paper / polymer composite cone
• Tweeter Type: Integrated dome tweeter
• Magnet Type: Small ferrite magnet
• Voice Coil: Copper wound
• Mounting Depth: ~40–45 mm (approx., vehicle dependent)

In the Box

• 2 × PunkMetal PM-42CX 4-inch coaxial speakers
• Mounting screws and hardware kit
• User manual

Compatibility

• Fits most 4-inch OEM speaker slots
• Common in dashboard and rear small speaker positions
• Works with factory head units
• Suitable for low-power audio systems

Important Notes

• 30W RMS is real continuous power handling
• 210W is peak power only, not usable continuous output
• Not designed for strong bass response
• Best used as replacement or secondary speakers only

GMC-Style Performance Summary

• Loudness: Low–Moderate
• Clarity: Basic to average
• Bass Output: Low
• Best Use Case: OEM replacement / budget upgrade for small speaker slots