12 and start playback. Any input of number larger than number of the
total available tracks is invalid.
In FM status, to listen to channel
107.5MHZ, just input "1075".
8. Environment Key: In USB/TF card reading status, short press it to toggle
among Square, Meeting, Home, Hall and Personal modes.
9. Sequencing Key: In USB/TF card reading status, short press it to toggle
among four playback sequencing modes (All - play all tracks in sequence;
RAND - play in random; ONE - repeat one track; FOL - repeat all tracks in a
folder).
10.
In USB/TF/FM/AUX mode, short press it to mute the device.
11. 100+: Number selection key - in MP3 mode (USB/TF card), short press it
to add "100" to current track number.