USB charger function
If the FM transmitter is powered from a car cigarette lighter socket, you can connect the
USB charger port (two ports, both are ok) to your mobile phone with a USB cable* (*not
included). The FM transmitter now is working as mobile phone charger.
NOTE: Maximum output of USB1 is 2.4A. Maximum output of USB2 is 1A.
Insert MicroSD (card)
Play / Pause
Volume + / Volume –
Bluetooth pairing
Using the Bluetooth function for the first time, you need to pair your mobile phone with the
FM transmitter. 1. step: activate the Bluetooth function on your mobile phone. 2. step:
search for the new device. When your mobile phone detects this FM transmitter named
"Technaxx FMT900BT", then pair and connect it. (If needed, use the original password
"0000".)
1. Set frequency
2. Play /
Pause music
3. Adjust volume
4. Choose music
5. Answer /
Hang up call
Previous song
Next song
Press
and hold till frequency keeps flashing.
Rotate clockwise to increase the frequency.
Rotate anticlockwise to decrease the frequency.
Press
button to play music.
Press
the button again to pause music playing.
Rotate in clockwise to increase the volume.
Rotate anticlockwise to decrease volume.
Press
button to play the next song.
Press
button to play the previous song.
Press
button to answer the call.
Press
button again to hang off the call.