BT578: RS232 Bluetooth Adapter





Test Program

Data Sheet





Buy it now!
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.


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.

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
Hardware Details


BT578 DB9 Interface