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4 Port Professional RS-232 USB 2.0 to Serial Adapter
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USB to RS232 Converter - 6ft - CAB-11304 - SparkFun Electronics
USB 2.0 to RS232 Serial Converter
USB 2.0 to RS232 COM Port Computer Converter Adapter Cable 9 Pin Serial DB25 DB9 | eBay
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USB to RS232 Converter - CAB-08580 - SparkFun Electronics
![USB/Serial Converter [FT232RL] : ID 18 : $17.50 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/18-06.jpg "USB/Serial Converter [FT232RL] : ID 18 : $17.50 : Adafruit Industries, Unique & fun DIY electronics and kits")
USB/Serial Converter [FT232RL] : ID 18 : $17.50 : Adafruit Industries, Unique & fun DIY electronics and kits
Hall Technologies USB-RS232-1 USB to RS-232 Serial converter - AV Ace
Insignia™ 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, with Prolific Chipset Black NS-PU99501 - Best Buy
USB to RS232 Serial Converter Cable
Rs232-USB converter – BEL Engineering
USB to RS232 DB9 Serial Adapter Cable - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com Italy
UT232R-500 - Ftdi - ADAPTOR CABLE, USB - RS232, 5M
940010817 USB-RS232 Adapter - Scantron Corporation
Buy RS232 USB to RS232C Serial Port Adapter - CNC Specialty Store
USB 2.0 to RS232 Converter Cable, USB Type A Male to DB9 Male, PVC (Polyvinyl Chloride), 1.5-Meter
USB 2.0 RS-232 Serial Adapter with LED Indicators
Amazon.com: UTEK UT-880 USB to RS-232 Interface Protocol Vonverter VER 2.0(1-Port USB to RS-232 Serial Converter with ESD Protection) : Electronics
