... 822 2.SD card,FM,LCD 3.Rechargeable li-battery 4.For ipod,computer,mobile phone Hot sale mp3 player ... them! Product features:1.Used as compute speaker,MP3,MP4,iPhone,iPad Speaker via USB cable line2. ... USB cable, Using the Li-ion batteries5.Support MP3/WWA format of music6.Support SD Card/Flash ... 8 sound effects10.Two turmpetsParameters:1.Output power:2.5W*22.Frequency response:200Hz-20KHz3.Response rate ...