Product Name: USB-232/485 Converter Power supply: USB direct power, no external power supply required, stable performance System compatibility: Windows 7/8/10, OS 8.6 Baud rate: 300 bps to 128,000 bps Interface: 5-pin terminal block wiring RS-232 signals: RXD, TXD, GND RS-485 signals: A+, B- Supports USB Port: USB 2.0, compatible with USB 1.1 Dimensions: 6.32 x 2.73 x 13.8 cm Operating temperature: -40°C to 85°C, relative humidity: 5% to 95% Color: Black Material: Plastic Package Contents: 1 x USB-232/485 Converter Note: The package includes only the items listed above. Other products are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement error allowed is +/- 1-3 cm.