Factory Sealed Code BTHDG M3 R0 C0 CodeXML Bluetooth modem uses Bluetooth technology for secure and reliable communication between code bar code readers and a host computer, or system, that supports USB keyboard and RS 232 input. This CodeXML Bluetooth modem is simple hardware solutions for customers who wish to enjoy the benefits of wireless data collection without modifying existing applications or installing software. Simply plug the modem into your computer and the unit is ready. There is no need to load any drivers including Bluetooth drivers . The modems supports Bluetooth specification 2.0 EDR which is a proven, reliable method for replacing cables with secure wireless communications in a wide variety of devices. Factory Sealed products are new, in original manufacturer packaging, and carry a manufacturer warranty. Model number BTHDG M3 R0 C0 Product Name Code BTHDG M3 R0 C0 Network Adapter Interface Bus Type USB/serial RS 232/keyboard wedge Connectivity Technology Wireless Data Link Protocol Bluetooth 2.0 EDR Bluetooth Class Class 1 Bluetooth Profiles Serial Port Profile SPP Spread Spectrum Method FHSS Data Transfer Rate 115 Kbps Line Coding Format GFSK Frequency Band 2.4 GHz Maximum Range Open Space 330 feet Connections 1 x USB 1 x serial 1 x keyboard Power Device Power adapter external Dimensions 3.2 x 1.0 x 2.8 inches