Grundig CDS2600iP Instruction Manual page 26

The PLAY/PAUSE, SKIP/TUNING
controls. have the same functions for MP3/WMA CDs as they do for normal CDs.
Press and hold the ST/ESP/ID3/FIND button to scroll through the "ID3 text"
Press and hold the ST/ESP/ID3/FIND button again to return to Track and
Play-time display.
24
, SKIP/TUNING and STOP