FM transmitter HAMA 00014170 for mobile phones — 3.5 mm jack, USB charging

HAMA 00014170 is an FM transmitter for mobile phones with a 3.5 mm audio jack that enables playback of music and smartphone audio through FM car radios or other FM receivers. The compact transmitter plugs into the phone's headphone socket and broadcasts the audio signal on a selectable FM frequency. It also includes a USB charging port, allowing the transmitter or the connected phone to be powered from a vehicle USB outlet for continuous operation during travel.

Advantages

The device provides a simple wired connection via a 3.5 mm jack, ensuring stable audio transmission without pairing or wireless setup. Selectable FM frequencies help avoid interference by choosing a clear radio channel. The integrated USB power input supports simultaneous charging of the transmitter and the connected phone, extending usage time on long trips. Its small footprint makes it easy to install and store in a vehicle.

Suitable for

• Playing music from older smartphones and portable audio players through a car FM radio
• Making hands-free calls routed through the vehicle's speaker system (when phone supports this function)
• Using FM radios in cars that lack Bluetooth or auxiliary input
• Charging a mobile phone via USB while streaming audio

Key specifications

• Connection to phone: 3.5 mm analog audio jack
• Transmission: FM radio broadcast on selectable frequencies
• Power: USB-powered / USB charging port for continuous operation
• Form factor: Compact plug-in transmitter suitable for vehicle use
• Compatibility: Works with devices that output audio through a 3.5 mm headphone socket

How to use

Connect the transmitter to your phone's 3.5 mm headphone jack, insert the USB cable into a vehicle USB port or adapter to power the unit, and tune your car radio to an available FM frequency displayed or set on the transmitter. Play audio on your phone; the signal will be broadcast to the tuned FM receiver. Adjust the transmitter and car radio frequency to minimize interference. If needed, plug a USB cable into the transmitter to charge the phone while streaming.

Usage recommendations

For best audio quality, select an unused FM frequency on the car radio and park in an area with minimal external FM signals. Ensure the phone's volume is set at a moderate level to avoid distortion and confirm the 3.5 mm connector is fully seated for a stable connection. Use a reliable USB car adapter to provide consistent power when charging during extended drives.