The goal is to develop Low cost implementation 4.1, with the lowest prices possible, people use Small size makes implementation 4.2 Bluetooth Mini to thami, Low power consumption, easy 4.3 Bluetooth thachai energy to work less so they can contact each other is Robust, high quality restriction 4.4 data transfer Bluetooth voice & Development, thami, durability and the ability to send both data and audio. Open global standard is the standard 4.5 is open to anyone who is interested can develop. Enables fast development of technology (Bluetooth 2001). Bluetooth technology leader. 1994, Ericsson company. New mobile community Started to research the possibility to bring the radio waves used between mobile phones and devices and Bluetooth names used as part of the 1998 group developed Bluetooth systems research was founded by the company arising from the integration of official Ericsson, Nokia, Giants IBM, Toshiba. And Intel in the Special Interest Group that is used to Group (SIG), which consists of the group. A group of leading mobile phones, computers, etc., which these groups have estimated that by the year 2002 in the communications equipment, supplies, computers will be installed at the connection between Bluetooth devices manufactured by the same year. These companies have announced. To gather and to invite other companies to join in this kind of technology to use. 1999 has Bluetooth specification Version 1.0 published and increased membership. Microsoft, Lucent, 3Com, as follows:, Motorola Bluetooth SIG members (Special Interest Group) which is the originator of this technology together with the company, including Ericsson, 5. IBM, Intel, Nokia and Toshiba on December 1 1999, per originator companies Group announces that five companies, Lucent, Microsoft, 3 Com, and Motorola have joined as members to the new group was established, that is, the group currently has over company Promoter until 1300 companies signed with the technology already. The device will be recognized as Bluetooth technology. The test must be passed from the Bluetooth SIG's first to confirm that it can work with other Bluetooth thatua and Internet access. Features of Bluetooth A brief description is a Bluetooth interface technology via thapen radio. Used in wireless communication link in the 2.45 GHz band how to make devices that move products. Izumi leg can communicate wirelessly between each other in a short distance each device can communicate with up to 7 other devices with each other. We call this contact that the Piconet network more
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