4-Way ABCD DB9 Male Manual Data Switch Box

This 4-way DB9 data switch allows you to switch between four computers to one DB9 device or one computer to four DB9 devices such as serial printer or other serial peripherals.   Full Details Input Port :                 DB9 Female ╳ 1  Output Port :              DB9 Female ╳ 4  Color :                            Beige Color RoHS Compliant:        Yes Features  Heavy-duty dial control switch knob to easily switch device Anti-skid rubber feet Switch box does not require power Fully shielded connector provides better protection against EMI/RFI interference