An in-vehicle handsfree apparatus configured to perform a handsfree phone call using a handsfree protocol by establishing a connection with a cellular phone, the handsfree apparatus comprising: a control means configured to connect communication with the cellular phone using a transfer protocol for realizing transfer of call history data from the cellular phone before establishing the connection between the handsfree apparatus and the cellular phone using the handsfree protocol, the call history data including at least one of outgoing call history data indicating a destination telephone number to which a phone call was transmitted and incoming call history data indicating a source telephone number from which a phone call is transmitted, receive the call history data from the cellular phone using the transfer protocol, and disconnect, after the receiving the call history data, the communication using the transfer protocol; a display means; an operation means configured to output an outgoing call instruction to the cellular phone; and a display control means, wherein: if the call history data includes the outgoing history data, the display control means is configured to control the display means to display newer outgoing call history data of an outgoing call, which was initiated by the handsfree apparatus after receiving the outgoing call history data from the cellular phone and then disconnecting the communication using the transfer protocol, as being newer in an outgoing call date and time than the older outgoing call history data received from the cellular phone, when a display demand of the outgoing call history data occurs after an outgoing call instruction was performed by the operation means under a communication state using the handsfree protocol taking place after receiving the outgoing call history data from the cellular phone and then disconnecting the communication using the transfer protocol, the newer outgoing call history data indicating the telephone number of the destination in the outgoing call instruction output to the cellular phone. a control means configured to connect communication with the cellular phone using a transfer protocol for realizing transfer of call history data from the cellular phone before establishing the connection between the handsfree apparatus and the cellular phone using the handsfree protocol, the call history data including at least one of outgoing call history data indicating a destination telephone number to which a phone call was transmitted and incoming call history data indicating a source telephone number from which a phone call is transmitted, receive the call history data from the cellular phone using the transfer protocol, and disconnect, after the receiving the call history data, the communication using the transfer protocol; connect communication with the cellular phone using a transfer protocol for realizing transfer of call history data from the cellular phone before establishing the connection between the handsfree apparatus and the cellular phone using the handsfree protocol, the call history data including at least one of outgoing call history data indicating a destination telephone number to which a phone call was transmitted and incoming call history data indicating a source telephone number from which a phone call is transmitted, receive the call history data from the cellular phone using the transfer protocol, and disconnect, after the receiving the call history data, the communication using the transfer protocol; a display means; an operation means configured to output an outgoing call instruction to the cellular phone; and a display control means, if the call history data includes the outgoing history data, the display control means is configured to control the display means to display newer outgoing call history data of an outgoing call, which was initiated by the handsfree apparatus after receiving the outgoing call history data from the cellular phone and then disconnecting the communication using the transfer protocol, as being newer in an outgoing call date and time than the older outgoing call history data received from the cellular phone, when a display demand of the outgoing call history data occurs after an outgoing call instruction was performed by the operation means under a communication state using the handsfree protocol taking place after receiving the outgoing call history data from the cellular phone and then disconnecting the communication using the transfer protocol, the newer outgoing call history data indicating the telephone number of the destination in the outgoing call instruction output to the cellular phone.