Mystery MFM-13U transmitter

Multi-purpose MP-3 player with an FM - transmitter, reads MP-3 files from a USB-stick and other devices with USB interface, accepts audio signals from the external source and automatically transfers them to your car stereo. Signal transfer from one of 14 set frequencies. Integrated USB-port of the USB 1.1/2.0 standard Operation with USB-sticks with memory up to 2 GB. Outlet for connection external signal sources. Coverage up to 3 meters