TR250 / English Instruction Manual
2
BASIC OPERATIONS
Press / Mode button to enter the working mode.
Press and hold / Mode button to turn off the unit in standby mode.
Press and hold / Mode button when unit is in Standby to switch off the display announcement.
Selecting Modes
Press the / Mode button repeatedly to switch between modes (FM / BT / USB)
Adjusting Volume
Turn the volume -/+ dial to decrease / increase the volume.
Total 16 level volume and it displays 00-15
ERP power management ( BT/USB Mode Only)
The unit will switch to standby mode ( ERP) if there is not input signal in 15mins under BT/USB
mode.
Remark: In FM mode can’t into ERP power management
Press / Mode on the front to wake the device up from standby mode.
FM RADIO
To switch the unit from BT / USB to FM mode, press the “ / Mode” repeatedly until “tu” is
displayed.
Auto Store
To search for an FM station, you need to press and hold the “Memory” button. The unit will scan
from 87.5MHz-108MHz. Once a station has been found, the station will be save in P01-P20.
Auto Tune
To search FM station automatically, press and hold the < or > buttons The auto search is
starting and it stops at the next available station.
Manual Tune
To search FM station manually, press the < or > buttons repeatedly until your desired frequency
is reached.
Recalling a Preset Station
For preset recall press the “Memory” button.
Press “Memory” repeatedly to select your desired preset station number from P01-P20. Each
press will skip 1 number.
USB Operation
To switch the unit from BT/FM to USB mode, press the / Mode button repeatedly until USB is
displayed.
Insert the flash driver with MP3 (WAV and MP3).
The unit will auto read the files and play.
Press ”Memory“ to control PLAY/STOP
Press < or > button for last or next song.
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