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Adafruit USB Type C Breakout Board - Downstream Connection : ID 4090 : $2.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Unique Bargains 4 USB 2.0 Downstream Port USB Expansion Hub With Built-in USB Cable - Walmart.com
F5U215VMOB - Belkin Hi-Speed UB 2.0 4-port Mini-Hub 4 x 4-pin Type A USB 2.0 USB Downstream 1 x 4-pin Type A USB 2.0 USB Upstream External (Refurbished)
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USB 3.0 4 Port Industrial Metal Hub w/15KV ESD Protection
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StarTech Startech 4 Port USB 2.0 Hub- 4 x 4-pin Type A Female USB 2.0- USB Downstream 1 x 4-pin Type B Female USB 2.0- USB Upstream- External at Lowes.com
What is USB upstream/downstream port on monitor ?
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7 Port USB 3.2 Gen 1 Type-C Hub w/ ESD Surge Protection - Coolgear
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display - What do the upstream/downstream USB ports on a monitor do? - Super User
XR22417 - MaxLinear
Tripp Lite 7 Port USB 2.0 Hi Speed Hub Compact Desktop Mobile Tower 7 x 4 pin Type A Female USB 2.0 USB Downstream 1 x 4 pin Type B Female USB 2.0 USB Upstream External - Office Depot
Industrial Embedded 4-Port USB 2.0 Hub OEM Board - Sealevel