16. PAUSE button
Use this button to pause playback.
17. PRESET STATION [1-6] buttons
18. AF/REG button
Press it to enter the AF mode. Press and hold for 2 seconds to enter the REG mode.
19. PTY button
Press it to activate the PTY function.
20. TA/TP button
Press it to activate the TA function.
21. MUTE button
Press it to cut down the volume output, press it again to resume volume.
Under the pause status, press it to play.
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