SELECT BUTTON Press it can select VOL/BAS/TRE/BAL/FAD, and with the +/- button to adjust them, and the word which function it is selected will be indicated on LCD. 2. POWER BUTTON Press it to select you desired radio band and the word which band is selected will be indicated on LCD. (NOTE: When it is off, you can press any button to turn on the unit.) 3. MANUAL TUNING UP/DOWN BUTTON Press them to tune up or down, and the current frequency appears on LCD. 4. EJECT BUTTON Push it to eject the tape