On-vehicle handsfree system and mobile terminal thereof

An on-vehicle handsfree system comprising a car device and a mobile terminal,

• wherein the car device comprises:
• at least two of a microphone, a speaker, a camera, and a display as car peripheral units,
• a first communication interface operable to enable wireless communication with the mobile terminal, and
• an attribute information notification unit operable to notify the mobile terminal of attribute information via the first communication interface, the attribute information for identifying the car peripheral units;
• wherein the mobile terminal is operable to communicate by at least one of wireless video communication and wireless audio communication via a communication network, and comprises:
• at least two of a microphone, a speaker, a camera, and a display as mobile terminal peripheral units,
• a second communication interface operable to enable the wireless communication with the car device,
• an attribute information obtaining unit operable to obtain the attribute information from the car device via the second communications interface, and
• a replacement controller operable to select at least two of the mobile terminal peripheral units according to the obtained attribute information, and operable to cause respective ones of the car peripheral units corresponding to the selected mobile terminal peripheral units to replace the selected mobile terminal peripheral units, so that the corresponding car peripheral units are simultaneously used as the selected mobile terminal peripheral units.