【RJ45 to DB9 Debugging Cable】RJ45 Male to DB9 9-Pin RS232 Serial console cable connects your PC laptop to any device with an RJ45 console port for debugging. Interface A: RS232 DB9 9-Pin. 【Avoid Tangled】Cable total length:0.5M/1.64FT. RJ45 Male to RS232 DB9 9-Pin Serial Port Cable allows you to place the device at a convenient distance.