A one.35mm DC jack port can offer additional power to your USB equipment even so this is linked to the 5V line around the Raspberry Pi - if you wish to use this port, open the situation and Slash the 5V USB power wire line. Select your store to https://qvs-db9-female-to-female75150.bloguetechno.com/the-2-minute-rule-for-iogear-2-port-usb-2-0-automatic-printer-switch-63881067