DB9(NOT VGA-15 Pin) Female to Female: With standard DB9 female connector for both end, serial null modem cable (3 wire type and no hardware handshaking) connects your computer to device with COM port RS-232 compatible interface.
2, 3 TX and RX Cross: Pin 2(RX) and pin 3(TX) are cross connection, while 1, 4, 5, 6, 7, 8, 9 and G Pins are wired straight through, with the order by 1-1, 2-3(RX-TX), 3-2(TX-RX), 4-4, 5-5, 6-6, 7-7, 8-8, 9-9, G-G.
Stable Connection: 28AWG pure copper conductor and gold-plated connector provide smooth connection basic, while metal braiding and AL-foil shielding structure can prevent external interference for safe and stable connection.
Durabe Desigh: XANHAM DB9 null modem cable are all produce through two times injection molding(internal molding and outer molding) which can maintain a more stable structure with cable and connectors. Cable are UL Listed with VW-1 fire resisitance for using safety both in-wall and out-wall.
Compatibility: It is widly use for computer connecting to the equipment with DB9 connector for null modem data communication like scanner, Modem, printer, plotter, switches, camera, barcode / embroidery machine, touchscreen, microcontroller, test equipment.