Contact Us Add to Favorite\nWelcome to RedCore Online Store\nContact Us\nFast Shipping\nHassle Free Return\neBay Money\nBack Guarantee\nAuthenticity Guarantee\nUGREEN USB Serial Cable USB to RS232 DB9 9 pin Converter Cable for Connecting Cisco Routers and Switches,Celestron Telescope Nexstar hand Controller, Extron Crestron Products with PL2303 Chipset (2m)\n \nFeatures\nHOW IT WORKS: Ugreen USB to RS232 DB9 Serial Adapter is designed for connecting to serial devices such as DB9 equipped serial modems, ISDN Terminal Adapters, digital cameras, label writers, palm PCs, barcode scanners, PDAs etc through USB port with 1Mbps data transfer rate,CONNECTORS: With standard USB Type A Male to standard 9-pin DB9 RS-232 serial connector,CONDUCTOR & SHIELDING: Tinned Copper Conductor(Wire guage#24#28) and triple shielding ensure the best data transfer rate. Powered by USB port, no external power adapter required. Simple installation, plug & play after one time driver installation,W;