The Fitbug Orb tracks your steps, distance walked, calories burned and sleep. The Orb is compatible with iPhone 4s/5/5s/5c,iPod Touch(5th Gen),Samsung Galaxy S3,S4,S5,S4 mini, Motorola Moto G/X,LG g2,Galaxy note 2/3,HTC ONE, Nexus 4/5,Sony Xperia Send your steps and sleep data wirelessly to a compatible smartphone or tablet, or via an optional dongle (sold separately through Fitbug website) which plugs into a PC/Mac Choose between a hot pink, black or white Fit bug Orb The Fitbug Orb comes with your personal digital coach which motivates you to move more, sleep better and eat well Compatible tablets include iPad 3rd and 4th Gen, iPad mini, iPad air, Samsung Galaxy Note 8.0 and 10.1, Samsung Galaxy tab 8.0, Nexus 7(2013 )