*The graphic is not a decal or sticker. It is printed directly onto the keys (or mouse) and will never wear off. It is just as comfortable as typing on a plain keyboard. *2.4g RF Wireless Transmitter. *Easy plug-and-play installation. *Requires 1 available USB 2.0 port *Compatible with Mac OSX and higher or Windows XP Vista or 7. *Runs off 1 AAA battery (included) *Accurate laser-optical tracking *2 buttons + Scroll Wheel/Third Button *Printed in the USA *Brand new