FM Transmitter S9 device for easy and quick music playback on any car stereo with a radio, without additional actions. Choose an empty frequency that is not broadcasting an active radio station and synchronize the FM Transmitter device and your stereo to the same frequency to listen to music from the car speakers.

Features:

• Handsfree function for call answering and open conversation.
• USB port for easy smartphone charging.
• Powered by the car's lighter socket.