South Korea MP3 Sunglasses

Specifications: -built in memory:128mb/256mb/512mb/1gb -playable music format;mp3/WMA/adpcm -voice recording -portable storage disk(usb 2.0 interface) -sequencerepeat(currenttrack/voicerecording), random, pause, resuming -equalizer mode: POP, rock, jazz, classic -delete: Current track/voice recording -power saving: Automatic power off if no button pushed in 2minutes under pause status -battery: Rechargeable li-polymeter battery -usb using: Recharging, data download, data upgrade -the others: LED lights, microphone, firmware upgrade