A guiding-tour system and apparatus, including: at least one host, which adheres or near to an exhibition object, and sets an unique discriminate number corresponding to the exhibition object, has a memory slot and at least one wireless transceiver module, at least one memory card is inserted into the slot, a voice guiding-tour data digital file of the exhibition object is recorded in the memory card, and transmits the digital file in the memory card in a wireless manner via the wireless transceiver module; at least one slave handheld by a visitor, the slave being a portable guiding-tour handheld by the visitor, which at least has a wireless transceiver module, may start a download program in a wireless manner, and downloads the voice guiding-tour data digital file stored in the memory card of the host to the slave handheld by the visitor, and playbacks it according to an instruction from the visitor.