Quatech Bluetooth To Serial Converter SS-BLT-400 User Manual
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Antenna Connector
The antenna is a standard SMA jack. Simply connect it to a 2.0dBi dipole
antenna (Standard Rubber Duck) and it is 50 Ohms impedance and can
support 2.4GHz frequency.
Serial I/O Port
Serial I/O Port of RS232&RS422/485
Connect the serial data cable between the converter and the serial device.
Serial I/O Port
RS-485/RS-422
Terminator
Serial I/O Port
RS232
Antenna