The rWave+ is the perfect way to play music stored on your PC or MAC computer with the rCube or rDac.Using KLEER wireless technology for higher fidelity sound the rWave connects your computer with the rCube or rDAC-kw without the need for a conventional wireless networks and setup routines.In addition, the rWave uses dCS Asynchronous USB Technology for even higher levels of sound quality when streaming music.The rWave has a range of approx. 50m for whole house coverageThe rWave is compatible with the following computer operating systems:PC Windows XPWindows VistaWindows 7MAC OS X inc. v10.7 LionThe rWave may also be compatible with certain versions of the Linux operating system. However, these cannot be guaranteed.