Groupon offers the iLuv MusicPac Portable Stereo Speaker Case for Tablets in Black (pictured), model no. iSP210BLK, Blue, model no. iSP210BLU, or Pink, model no. iSP210PNK, for $12 plus $3 for shipping. That's the lowest total price we could find for this case in any color by $16. This case is compatible with Apple iPads, tablets, cellular devices, and all MP3 players that incorporate a 3.5mm jack. Deal ends October 31 at 1 am ET.