DTECH Industrial 8 Port RS232 Serial Splitter Switch Box with Power Adapter for Sharing PCs and Capture Data - COM Port Expander 1x8

9 Pin Serial Port Expansion Hub adds 8 real hardware serial rs-232 ports to your system for data communication
Serial line splitter supports Bi-directional transmission and enables you to use 1 master to control 8 slave devices at the same time, or use 8 masters to control 1 device
DB9 Female pinout is pin2 - TxD, pin3 - RxD, pin5 - GND (row 1 from RIGHT to LEFT is pin 1-5); and DB-9 Male pinout is pin2 - RxD, pin3 - TxD, pin5 - GND (row 1 from LEFT to RIGHT is pin1-5)
Industrial RS232 splitter distribution box in metal housing provides better RF shielding, durability and efficient cooling for long life and dependable performance
Baud Rate and protocol is not limited, which depends on DB-9 devices that transmit signal; No need of driver, plug and play; ideal for PC computer laptop Mac, modem, GPS receiver, PDA adapter, printer, mouse, etc.