User's Manual

1
F-172 Transmitter (MP3 Player) USER MANUAL
F-172 Feature
• Supply SD card, USB input and audio jack to connect with MP3/MP4.
• Supply MP3 and WMA format.
• Read USB and SD card directly.
• LED display – shows frequency information.
• Full frequencies closeable (88.1 – 107.9 MHz).
• Frequency and song memory function.
• Save transmitting frequency and broadcast.
• Use of rotating shaft: convenient use.
• Fashion and attractive appearance.
• Restored last frequency, track number and volume by restart.
Operation
1. Insert transmitter to 12V car cigarette socket power.
2. USB/SD card insert to USB/SD card jack; or using audio-line end to connect to
transmitter; the other end connect to other equipment’s audio output jack (e.g.:
MP3, CD)
3. When connected, transmitter plays music automatically and display shows the
frequency. About 30 seconds the screen will turn off automatically.
By pressing any key display is recovered. By pressing the LED flashes.
4. “CH” key switchs between emission frequency and selected song. Press key
while music plays: display shows current frequency. Press key: 
frequency moves to the next point. Press key:  frequency moves to previous
point.
5. By pressing
button: broadcasting music pauses; pressing again resumes
playing.
6. By pressing key:  previous program plays. By pressing the key for some
seconds, volume is reduced.
7. By pressing key:  broadcast of next program. By pressing the key for some
seconds, volume is increased.
8. No audio signal: device shut down automatically after 55 seconds.