Honsky 4.9 Feet USB 2.0 to RS232 DB9 Serial Adapter Converter Cable Male to Male, Computer Serial Cable for Windows 8.1 / 8 / 7 / Vista / XP / 2000 / Mac OS X 10.6 1. CONNECTOR: standard USB 2.0 Type A Male to standard DB9 RS-232 serial port (9 Pin), powered by USB port. 4.9 feet / 1.5 meter long 2. THE JOB IT DOES: For connecting devices with DB9 RS-232 serial port, such as PCs GPS, barcode, scanners, card readers, digital cameras, palm PCs label writers, serial modems, and digital organizers, etc through USB port. 3. Supporting Windows 10, win 8, win 7, XP, Vista, 2000, 98, MacOS8 or higher, Linux 2.4.0 and later 4. DOUBLE SHIELDING: Braid shielding and foil shielding to ensure the best stable data transfer rate. 5. Over-molding connector for durable use and strain relief. Back up with Honsky limited one year warranty