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Amazon.com: Eagle Electronics Mini USB to Serial Converter Prolific Chipset PL2303HXD (Mini USB to Serial Converter Prolific Chipset PL2303HXD) : Electronics
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USB/Serial Converter [FT232RL] : ID 18 : $17.50 : Adafruit Industries, Unique & fun DIY electronics and kits
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USB to RS232 Adapter with PL2303 Chipset, CableCreation 6.6 ft USB 2.0 Male to RS232 Female DB9 Serial Converter Cable for Cashier Register, Modem, Scanner, Digital Cameras, CNC,Black - Walmart.com
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