... on-off , echo, key control, tempo, Melody volume control, favorite songs reserve, random play, repeat, continuous play; Compatible: DAT, AVI, ... ) and 1pc SD card can contain more than 20,000 midi songs 4.Support Songs' Language: Chinese, English, Vietnamese, Tagalog, Spanish, Korean, ... are unlimited instead of only reserving up to 20 songs. 10.Compatible with NTSC / PAL TV system Specification:Model ...