ATEN UC232A USB TO SERIAL ADAPTER CELL PH PDA Converte 9pin RS232 Genuine | eBay
UC232A
Amazon.com: Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232DB9 DTE Male Connector, Prolific PL2303HX Rev. D Chipset) : Electronics
NeweggBusiness - ATEN USB to PDA/Serial (DB9) Adapter w/ PC & Mac Drivers
Getting the ATEN USB Serial Adapter Working with Mac OSX Lion | Rolande's Ramblings