1、Serial protection, 10KV surge protection, USB interface power supply, no external power adapter 2、Strong compatibility, support a variety of operating system platforms, which makes the adapter very universal 3、Supported operating system platforms are for Windows 7/ 8 / 10 / Linux / OS X 10 4、Compatible with most GPS and PDA devices, modems, printers, scanners, digital cameras, and office equipment 5、Suitable for modems, printers, scanners, digital cameras or other office equipment 1 x USB to RS232 Converter1 x Drive Disc Item Type: USB to RS232 ConverterMaterial: ABSColor: BlueChip: PL2303 Dual-ChipUsb Type: USB 2.0Rs232 Output Power: - 5.7 to + 5.7VDCRs-232 Data Signal: TxD、RxD、RTS、CTS、DSR、DTR、DCD、RI、GNDPorture Rate: 300bps to 1MbpsScope of Application: Compatible with Most GPS and PDA Devices (Garmin and Palm). Also Suitable for Modems, Printers, Scanners, Digital Cameras or Other Office EquipmentSupport System: For Windows 7 / 8/  Windows 10 / Linux / OS X Operating System 10.X