MEM
When the unit is on and the MEM is displayed on the LCD, user can press UP or DOWN to switch to different default P1, P2, P3, P4, P5 frequencies
At the default frequency, press MEM again, cancel default frequency. At frequency adjust mode, MEM will not appear on the LCD. Now Press Up or Down can tune the frequency and save as the new default frequency.

Mini VOL
This function is to decrease the audio output signal to 6dB to avoid some CD player or changer audio output too strong. To activate this function press Mini VOL and MIC will appear on the LCD. Press one more Mini VOL to disable this function.

UP
Switch frequency 0.1MHZ up

Down
Switch frequency 0.1MHZ down

Power
12V DC

Specification:
Super Size Digital LCD Display
5 pre-set stations
200 frequencies adjustable
Transmition distance 10~20 meters
High stability: number lock technique
Frequency: All range selectable (88.0MHz~ 108.8MHZ), interval 0.1MHz
Stereo auxiliary audio input Jack
Frequency Response : 20Hz~15KHz
Separation : > 45dB
Working temperature -15°C ~ +70°C