Optional 
													dongles are available for 
													dCS products to  enable 
													automatic word clock 
													frequency control and for 
													Constellation pre-amplifiers 
													to control volume and source 
													selection through the 
													Aurender App.
 
												
													For 
													connection to MSB Technology 
													DAC clocks, use the "Prol25 
													to Clock" module from MSB.
 
												
													* iPad and 
													digital cables are not 
													included