Amazon.com: Powered USB Hub 3.0, Atolla 7-Port USB Data Hub Splitter with One Smart Charging Port and Individual On/Off Switches and 5V/4A Power Adapter USB Extension for MacBook, Mac Pro/Mini and More. :
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Thunderbolt 4 Hub, 4x USB-C Ports, 8K, 40 Gbps, 60W | Eaton
20 Port USB 2.0 Industrial High Power 2.4A Charging Hub w/ ESD Surge Protection & Port Status LEDs - Coolgear
USB hub - Wikipedia
Atolla USB Hub with Power Adapter 4-port (204-WX) | Good quality usb hub
USB 3.1 4 Port Metal Hub w/DIN Rail Clip & ESD Surge Protection | Cooldrives
12 Port USB 2.0 Type C Charging Hub 3 Amp Per Port - Coolgear
atolla 11-Port USB 3.0 Hub (210) | Good quality usb hub
Why are 4 and 7 port USB hubs the most common? Why not other counts? - Quora
Amazon.com: Powered USB 3.0 Hub, Wenter 11-Port Hub Splitter (7 Faster Data Transfer Ports+ 4 Smart Charging Ports) with Individual LED On/Off Switches, Power Adapter for Mac, PC : Electronics
Powered USB Hub - ACASIS 7 Ports 36W USB 3.0 Data Hub - with Individual switch, AC-HS070 – ACASIS Electronics
7 Port USB 2.0 Slim Powered Hub w/ Power Adapter - Coolgear
Make a Crazy 25-Port USB Hub | UUGear
USB Powered Gadgets and more.. » USB Hub Reaches 49 Ports But With One Big Flaw
USB hub - Wikipedia
Amazon.com: Powered USB Hub 3.0, Wenter 8-Port USB Hub Splitter (4 USB 3.0 Data Ports+4 Smart Charging Port) with Individual On/Off Switches and 12V/3A Power Adapter USB Extender for Mac/Laptop/PC and More :
USB Hub Adapter 2 Ports USB 2.0 HUB Power Supply HUB Splitter For PC Laptop Computer USB Charging Special Extender Converter - AliExpress
Xcellon 4-Port Powered USB 3.0 Slim Aluminum Hub SH4-3H1HC-2 B&H
4 Port USB 2.0 Powered Hub w/ Port Status LEDs - Coolgear
StarTech.com 4 Port USB C Hub, USB-C to 1xC/3xA (USB 3.0 5Gbps) Bus Powered - HB30C3A1CFB - USB Hubs - CDW.com
Atolla USB Hub with Power Adapter 4-port (204-WX) | Good quality usb hub
