1. A radio frequency identification (RFID) reader for a radio frequency (RF) transponder system, the RF system including the RFID reader, an RFID device, and a host, the RFID reader comprising: an RFID controller; an excitation signal transmitter coupled to the RFID controller; a response signal receiver coupled to the RFID controller; a host interface input/output coupled to the RFID controller and coupled to the host; and a user interface coupled to the RFID controller, wherein the RFID reader is enabled to utilize at least one technique for power consumption management to change between a first power consumption level and a second power consumption level different from the first.