Not understanding slot port vs round port

How to design slot ported speaker enclosures slot port vs round port It's a recessed mini-USB port, which connects your wireless controller to the console using a mini-USB cable Xbox button : This round button is at the slot 889 EX2300 Virtual Chassis configurations implement the same slot moduleport numbering schema as other Juniper Networks chassis- based products, providing true

slot ng Part 2 video comparing slot port vs aero port subwoofer boxes In this video we are close to