Parani-SD Series is a Bluetooth serial adapter product line based on Bluetooth technology. Parani-SD Series enables RS232- based serial devices to communicate wirelessly throughout the range of 30m~300m(Parani-SD200-Class 2). Users may configure the Parani-SD Series by using combination of DIP-switch and Pairing button, easy-to-use Windows-based utility software or by using standard AT command set. Using DIP-switch of the Parani-SD Series, user can simply configure baud rate and hardware flow control settings of the Parani-SD Series. Pairing-button enables two Parani-SD Series units to be connected automatically.