Check the listing for details. WIRELESS RS232 BLUETOOTH SERIAL ADAPTER WIRELESS. Condition: New. Listed at 48.88 USD. IRXON BT578 adapter can eliminate your conventional RS232 serial cables, providing an easy-to-use, invisible connection with superior freedom of movement. This tiny adaptor allows any device with a standard 9-pin serial port to communicate wirelessly. You can communicate with another Bluetooth serial adaptor or other Bluetooth-enabled devices such as a desktop or laptop computer, tablet, PDA or mobile phone. Features • The adapter can be directly connected to DB9 female device, you can also connect it to DB9 male device by using a DB9 converter in the package.• The default Bluetooth role of BT578 adapter is slave, you can change it to master role by sending AT command.• Supports Bluetooth Serial Port Profile and Generic Access Profile. No need of drivers.• Multiple power supply, internal 450mA Lithium Battery, external 5V DC-IN. • Supports AT command configuration in AT command mode. Specification • Standard: Bluetooth SIG v2.0• BT Profile: Bluetooth serial port profile(SPP)• Baud Rate: 4800,9600,19200,38400,57600,115200bps• Hopping: 1,600/sec, 1MHz channel space• Coverage: 10 meters (line of sight)• TX Power: 3dBm• RX Sensitivity: -80dBm• Current(Normal/Pairing): 8/25 mA• Dimension and weight: 78x34x16mm 35g Package content • BT578 RS232 Bluetooth adapter x1• DB9 female to female converter x1• 220V-USB power adapter x1• USB cable for power supply x1• User's manual x1 Powered by SoldEazy