A cellular phone provided with a camera that comprises an imaging optical system, a lens barrel, a drive mechanism, and a reception informing processor, is provided. The packet processing engine is configured to append a device internal header containing a search key to each of the packets, transfer the packets to the search engine through the bus, and receive the packets whose device internal headers are provided with search result information from the search engine through the bus. The system may include a slider positioned within the aircraft clevis and along the longitudinal axis. A pneumatic suspension unit 33 is located between the arms 10 and a first link 27 pivotally coupled between arms 10 and frame 17. Therefore, crosstalk caused by a back flow of ink and transmission of a pressure wave can be prevented during ejection of ink.