Smart Card Reader USB 4 ports USB hub, USB Common Access CAC card, SDHC / SDXC / SD and Micro SD card reader for SIM and MMC RS & 4.0 Applicable system
Comtrol Rocketport USB Serial Hub Ii 4-port Rohs - 4 X 9-pin Db-9 Male Rs-232 | eBay
StarTech.com - ST7320USBC - 6 Port USB Hub / USB 2.0 Combo Hub with 2A Charging Port - Powered USB 3.0 Hub - RS
4-Port USB to RS-232 Hub - UC2324, ATEN Converters | ATEN U.S.A.
StarTech.com 10 Port USB 3.0 Hub 10x USB-A w/ 2x Fast Charge - Self Powered - ST103008U2C - USB Hubs - CDW.com
StarTech.com - USB210AIND-USB-A-HUB - Industrial 10 Port USB 2.0 Hub, Level 4 ESD Protection, Mountable - RS
Amazon.com: Powered USB Hub RSHTECH Type C to 7 Port USB 3.0 Data Port Hub Expander Aluminum Portable Splitter with Universal 5V AC Adapter and Individual On/Off Switches for Laptop and PC(Black) :
Amazon.com: StarTech.com 8 Port Serial Hub USB to RS232/RS485/RS422 Adapter - Industrial USB 2.0 to DB9 Serial Converter Hub - IP30 Rated - Din Rail Mountable Metal Serial Hub - 15kV ESD
4-Port USB to RS-232 Serial Adapter Hub
Black Box 8-port USB Hub, RS-232 (IC1023A)
Amazon.com: USB Hub for Laptop, FEMORO 4 Port USB Extender Hub (USB 3.0 *1, USB 2.0 *3) Multiport Adapter, Wireless Extra Multi USB Port Expander USB Splitter for Laptop PC Computer Dongle
Black Box Corporation IC1025A Black Box USB Hub, 8-Port, RS-232/RS-422/RS -485
1 Port USB to Serial RS-232 Hub w/ FTDI Chipset & LED Indicators - Rugged Metal Housing Ideal for Mounting
2 Port USB 2.0 to Serial Adapter Hub - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com Netherlands
RS PRO | RS PRO 4 Port USB 3.0 USB C Hub, USB Powered | 192-4708 | RS Components
PCAN-USB Hub: PEAK-System
Value 4 Port 1A USB 2.0 Hub Module — PMD Way
Amazon.com: Powered USB Hub, VANGREE 17-Port 90W USB 3.0 Splitter (10 USB 3.0 Ports+3 2.4A Charging Ports+2 USB-C 3.0 Ports+SD/TF Card Reader), Individual On/Off Switches, 12V/7.5A Power Adapter for Laptop, PC :
4-Port USB to RS-232 Hub - UC2324, ATEN Converters | ATEN U.S.A.
Powered USB C Hub 7 Ports 10Gbps USB Splitter on AliExpress
4 Port USB to RS232 Serial Adapter Hub - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com Europe
USB C Hub,MFun USB Hub to HDMI 2-in-1 Adapter with USB 3.0 Port,for SDXC, SDHC, SD, MMC, RS-MMC, Micro SDXC, Micro SD, Micro SDHC Card and UHS-I Cards - Walmart.com
16 Port USB to RS-232 422/485 Metal Serial Adapter DIN-Rail Mount - Coolgear
