... ,louder,modern design,QQ design Glow Lantern Mini Penguin mobile speaker,compatible with iPod,MP3,computer,mobile phone,PDA,MDA *.material ... iPod,PDA,mp3,mp4 player and mobile phone*.speaker:4ohm, 2W*.amp Freq Range: 80Hz - 20kHz*.build-in rechargeable li-ion batteryQTY ... kgG.W:7.0 kgMeas:47.5*43*27cm Cartoon Speaker