Amazon.com: StarTech.com USB to Serial Adapter - 2 Port - COM Port Retention - FTDI - USB to RS232 Adapter Cable - USB to Serial Converter (ICUSB2322F), Black : Electronics
USB to Serial Adapter - Works seamlessly with TunerStudio
USB 2.0 A-Male to Dual DB9-Male Serial Adapter - Micro Connectors, Inc.
USB to Dual RS232 Adapter / Converter – CommFront
StarTech.com USB to Serial RS232 Adapter - DB9 Serial DCE Adapter Cable with FTDI – Null Modem - USB 1.1 / 2.0 – Bus-Powered - Walmart.com
USB-C to Serial Adapter | 3ft | Advantage Software
USB to Dual Serial RS-422 / RS-485 Industrial Adapter - Coolgear
UC2322 - 2-Port USB-to -Serial RS-232 Hub
Arduino USB 2 Serial Micro - Corzotech
Amazon.com: SystemBase - Made In Korea - USB to 2ports RS232 Serial Cable ( USB to RS232 Adapter), USB 2.0, DB9 Male, Cable 1.96ft(0.6m) Latching USB Connector Applied (Multi-2/USB RS232) : Electronics
6FT RS232 DB9 9Pin Female to USB 2.0 A Male Serial Cable Adapter Converter Cord | eBay
C2G 1.5ft USB to Serial Cable - USB to DB9 Serial RS232 Cable - M/M - 26886 - USB Adapters - CDW.com
USB 2.0 A-Male to Dual DB9-Male Serial Adapter - Micro Connectors, Inc.
Delock Products 63950 Delock USB 2.0 to 2 x serial RS-232 adapter
2-port USB to Serial Adapter
Insignia™ 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, with Prolific Chipset Black NS-PU99501 - Best Buy
Arduino USB 2 Serial Micro | Arduino Documentation
2-Port Professional RS-232 USB 2.0 to Serial Adapter 5ft.
USB to serial RS232 adapter with two ports
2 Port USB 2.0 to Serial Adapter Hub - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com Europe
CableMax USB to Dual Serial DB9 5ft.Cable Adapt
CableMax USB to Dual Serial DB9 5ft.Cable Adapt
USB to 2-Port RS-232, RS-422, RS-485 DB9 Serial Interface Adapter - Sealevel
