What is the difference between male and female connectors?

15x Goobay 1 Slot Adhesive Cable Organiser Round CordWire Holder White Male to Type-A Female For Apple Macbook Air Big W Market Logo $ 9

Male and female connectors don't look or work the same, but what makes them different? Find out how their compatibility ensures they work

coches slot 1pcs5pcs Micro USB A Female Jack Android Interface 4 Pin 2 Pin Male Female Power Data Charge Cable Cord Connector 30CM V-slot 2040 Black Anodized

situs slot gampang maxwin Male to female usb cable , USB Extension cable male to female , USB Extender Cord Type a Male to a Female USB 1 side male usb slot; 1 side female