... low noise digital effects;with LED light Description:Mini MP3 Mobile Cell Phone Stereo Speaker with SD Slot. ... With this Mini Stereo Speaker, you can enjoy the music from mobile phone, MP3, MP4, PC ... digital effects" will make you full of praise. Mini Mobile Phone Speaker can play MP3 format music from ... 5mm audio cable, you can play music sourcess from mobile phone, MP3, MP4, PC, etc. This SD ...