Specifications
SKU: RAINBOW-IL-M4F-BMW-MIX
Rainbow IL-M4F BMW MIX (IL-C4.2 BMW Mix)
A 2-way, 4-inch (100 mm) component speaker set from Rainbow’s Intelligence Line, made in Korea. The manufacturer lists IL-C4.2 BMW Mix as an alternate name for this model. Suitable for consideration in a BMW audio upgrade after vehicle-specific compatibility checks.
Key Specifications
| Model / alternate name | IL-M4F BMW MIX / IL-C4.2 BMW Mix |
| Type | 2-way component speaker set |
| Size | 4 inches (100 mm) |
| Peak power | 80 W |
| Sensitivity | 90 dB/W/m |
| Frequency response | 65 Hz – 30 kHz |
| Part number | 231247 |
| Country of manufacture | Korea |
The manufacturer page does not specify RMS power, impedance or a minimum amplifier power value. The 80 W figure is peak power, not an RMS rating.
Compatibility and Installation
Please confirm your BMW model, chassis, year, trim and original audio system with City Sound before ordering. Detailed vehicle-year fitment is not listed on the manufacturer page. Mounting space, connectors, installation position and amplifier compatibility require checking; universal fitment and direct plug-and-play installation are not guaranteed.
Frequently Asked Questions
1. What is the IL-M4F BMW MIX?
It is a Rainbow Intelligence Line 2-way, 4-inch (100 mm) component speaker set.
2. Is IL-C4.2 BMW Mix a separate product?
No. Rainbow lists IL-C4.2 BMW Mix as the alternate name of IL-M4F BMW MIX, part number 231247. This page covers that same model.
3. Does it fit every BMW?
No universal fitment is claimed. Send your vehicle model, year, chassis and factory audio details for a compatibility check before purchase.
4. Is the power rating 80 W RMS?
No. The official specification is 80 W peak. RMS power and minimum amplifier power are not stated, so amplifier matching should be confirmed before installation.
5. Are stock and installation included?
Contact City Sound to confirm availability, supplied components and a vehicle-specific installation quotation. Price and installation charges are not stated in this listing.
Specifications and image are based on Rainbow Audio’s official IL-M4F BMW MIX (IL-C4.2 BMW Mix) product page.
Ask City Sound about Rainbow IL-M4F BMW MIX
Inquiry - Rainbow IL-M4F BMW MIX (IL-C4.2 BMW Mix) 4-Inch Component Speaker Set
