FM Stereo Modulator for Car Audio – Low Power, Crystal Clear
Stream Music Wirelessly to Any Car Radio with the FM Stereo Modulator
Upgrade your in-car audio experience with this compact FM Stereo Modulator (Model: FM-304K). Simply plug it in and wirelessly broadcast music from your smartphone, MP3 player, tablet, or portable gaming device directly through your car's existing FM radio — no complicated wiring or professional installation required.
Key Features
- Broad Device Compatibility: Works seamlessly with car radios, MP3 players, smartphones, portable gaming systems, amplifiers, and more via the included sound input adapter.
- Auto Antenna Technology: Built-in auto antenna captures signals quickly and maintains stable reception, delivering consistent audio quality even in areas with weak signal coverage.
- Dual-Channel Stereo Output: Full 20Hz–20kHz frequency response delivers rich, immersive stereo sound that fills your car's cabin.
- Ultra-Low Power Consumption: Draws less than 0.5W, so it won't drain your vehicle's power supply during extended use.
- Noise Reduction Technology: Equipped with a high-performance chip and multi-layer shielding that reduces background noise by up to 50% compared to standard FM transmitters, ensuring crisp, clear audio from your portable devices.
- Easy Tuning & Preset Frequencies: Intuitive tuning knobs and preset FM frequency settings make adjusting your broadcast frequency straightforward — no complex setup needed.
- Durable ABS Construction: Built from tough ABS plastic combined with metal components for heat resistance and long-lasting durability.
Specifications
| Model | FM-304K |
| Type | FM Stereo Modulator |
| Material | ABS Plastic + Metal |
| Length | Approx. 10 cm / 3.93 inches |
| Power Consumption | Less than 0.5W |
| Frequency Response | 20Hz – 20kHz |
| Modulation Frequency | 88.9 Hz or 88.3 Hz |
| Country of Origin | Made in Mainland China |
What's in the Box
- 1 × FM Stereo Modulator (FM-304K)
- 1 × Sound Input Converter / Adapter
Learn more: FuelEconomy.gov driving efficiency guidance
Frequently Asked Questions
Q: What devices are compatible with this FM Stereo Modulator?
A: This FM modulator is compatible with a wide range of audio sources, including smartphones, MP3 players, tablets, portable gaming systems, and amplifiers. As long as your device has an audio output (such as a 3.5mm headphone jack or an included adapter), it can connect to this FM modulator and broadcast audio through your car's FM radio.
Q: How do I set up the FM Stereo Modulator in my car?
A: Setup is quick and simple. Connect your audio source device to the modulator using the included sound input adapter, power on the unit, select an open FM frequency using the intuitive tuning knob or preset frequency settings, then tune your car radio to that same frequency. The audio from your device will play through your car speakers wirelessly.
Q: Will this FM modulator work in areas with many FM stations?
A: Yes. The multi-layer shielding and high-performance chip help reduce interference significantly. We recommend selecting a preset FM frequency that is not occupied by a local station in your area to achieve the clearest audio transmission.
Q: How much power does this FM modulator consume?
A: The FM-304K consumes less than 0.5W, making it one of the most energy-efficient FM modulators available. It is safe for continuous use without putting any notable strain on your vehicle's electrical system.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.