FM transmitter Tellur FMT-B3 with 3.5mm jack and USB power

Tellur FMT-B3 is an FM transmitter that sends audio from devices with a 3.5 mm jack to car or home FM radios. Powered via USB, it connects to source devices through the 3.5 mm audio input and offers dual USB power output to charge two devices simultaneously while transmitting audio. The unit supports Bluetooth, USB, microSD and AUX playback, and includes in-call functions such as noise suppression and echo cancellation to improve voice clarity during phone calls.

Advantages

The Tellur FMT-B3 combines multiple playback options (Bluetooth, USB, microSD, AUX) with dual USB charging output, allowing continuous music streaming and device charging during journeys. Its in-call features reduce background noise and echo for clearer conversations. Compact and USB-powered, it is simple to install and operate with FM frequency transmission to standard FM receivers.

Suitable for

• Streaming music from smartphones, tablets, MP3 players to car or home FM radios
• Playing audio files from USB drives or microSD cards through an FM receiver
• Hands-free calling in vehicles using noise suppression and echo cancellation
• Charging two USB devices simultaneously while using the transmitter

Key specifications

• Model: Tellur FMT-B3
• Connections: 3.5 mm audio jack (AUX), Bluetooth, USB, microSD
• Power: USB powered with dual USB output for charging
• Functions: FM transmission, hands-free calling, noise suppression, echo cancellation
• Compatible with: smartphones, tablets, MP3 players, USB drives, microSD cards, FM radios
• MPN: FMT-B3 • EAN: 5949087929093

How to use

Plug the transmitter into a USB power source in the vehicle, connect the audio source via the 3.5 mm jack or pair via Bluetooth, and set the transmitter and FM radio to the same vacant FM frequency. For USB or microSD playback, insert the storage device into the appropriate slot and use the transmitter controls to start playback. Use the dual USB ports to charge devices while the transmitter operates. During calls, the transmitter will engage noise suppression and echo cancellation automatically to improve call quality.

Recommendations

For best results, select a clear, unused FM frequency on your radio to avoid interference, keep the transmitter connected to a stable USB power source, and ensure your phone’s Bluetooth is paired correctly when using wireless playback.