Model No.: USB to RS485/RS422 System: Win98/XP Win7 32 bits, 64 bits, OS8.6 Support USB port: Compatible USB1.1 Supports 300bps-921600bps data fer rate Communication Mode: Computer USB port To Serials equipment Cable Length: 1.5m , relative humidity 5%-95% Working Temperature: -40°C -80°C Interface: USB port, B/DB9pin Male Application Environment: Suitable Check out Counter /PLC/ Barcode Printer/ Scanner/ Access Control System/CNC Equipment/ Industria linst ent Color: As Shown Material: plastic Package Contents: 1 * Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.