Actual item in pictures. No cables1,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 jumperBluetooth 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