3、ioncodec,toavoidthetraditionalcablesystem,callroutingandtroubleintotrouble.Thedesignofthewirelessunittocallthemainsystemisdividedintotwo1arts,transmittingandreceiving.Ofwhichtherearefourcall-channelsystemforthefourwardbeds or usethedatatocodecchi1PT2262andP