Whether indoors or outdoors, day or night and regardless of the environment or task at hand, the Casio IT-800 offers a wireless communication technology to match your requirement. High speed 3G WWAN (HSDPA), WLAN (802.11b/g) and Bluetooth are supported as well as mobile phone capability using the GSM network. In addition, all models of the IT-800 come with an integrated contactless smart card reader/writer. The possible combinations of technologies really do make the IT-800 the ultimate industrial PDA for use in most business applications.