... 12-22 hours, Charging via power adapter or USB to computer systemAudioSupport MP3/WMA/WAV etc.RecordRecorder: ... 22 hoursAccessibilityBit Rate:32kbps---256kbps,Equalizer Choices:Normal/Rock/Pop/Jazz/Classic/DBB,Earphone jack3.5mm,AccessibilityFrequency ... book, Heavy bass speakerIn the BoxColorful box, Player,Stereo earphone, USB cable, Charger, User Manual ( function(){ var aBigImageSrc = [ ...