The SH-B23A RS232 Bluetooth adapter was designed and manufactured by the DSD TECH team. Before releasing this BT RS232 adapter, DSD TECH team had more than 4 years of experience in manufacturing Bluetooth products. If you have any suggestions for this product, please feel free to contact us.

Precautions:
1,This Bluetooth RS232 adapter is compatible with Android phones and Bluetooth enabled computers, but is not compatible with any iOS device. If you need to support iOS devices, please use the device model "SH-B23B".
2,Default Baud Setting: 9600, N, 8,1
If this setting is not the same as the baud rate of your RS232 device, you will need to change the baud rate of this Bluetooth RS232 adapter or you may get garbled. We have provided free software and instruction manual on how to modify the baud rate setting.

Please Note
1,DSD TECH provides free configuration software(only supports windows PC). Through a USB to RS232 cable you can modify the Bluetooth adapter parameters, such as baud rate, Bluetooth name, pairing password. Please note that the USB to RS232 cable is not included in the package.
2, this bluetooth rs232 adapter only support Rx and Tx signals . don't support CTS, RTS hardware flow control.
3,The AT command does not respond via a Bluetooth connection. The AT command only responds through the physical serial port(The DB9 Serial Port)
4,Built-in jumper. You can exchange TX, RX by jumper

SPECIFICATIONS
Model NO: SH-B23A
Bluetooth standard : V2.0 Class 2 + EDR
Bluetooth Module: DSD TECH HC-06
Bluetooth module Baud Setting : 9600 ,N,8,1
Bluetooth PIN : 1234
Distance: more than 20 meters
Communicating Interface: Standard RS232 3-wire serial mode (RxD, TxD, GND)
Power supply: 5V DC
Operating temp: -20C to 85C

Package List:
1* SH-B23A Bluetooth to RS232 adapter
1* USB to DC Power Cable
1* Male to male DB9 converter