5feet DB9 Female to 3.5mm Serial Cable
Generic Serial Transfer Cable For Devices
Stereo 3.5 mm Jack to DB9 Pin Female Serial Port.
Primarily used to transfer Serial Data back and forth from Small devices.
Wiring Schematic:
DB9 TRS Connector / Audio DC3.5mm
Pin 1-6-7-8 open
Pin 2 Tip - Left
Pin 3 Ring - Right
Pin 4 open
Pin 5 Shield - Ground
Pin 9 open