Item Type: USB to RS232 485 422 TTL Converter Material: Aluminum alloy Baud Rate Support Range: USB: 02- Mbps; TTLUART(): 02- Mbps; RS232: 0256- Kbps; RS422RS485/: 01- Mbps Voltage: 5V Ports: USB port / TTL / RS232 / RS422 / Size: Approx. 80 x 103 x 50 x 82mm / 31. x 41. x 2 x 32in. Package List 1 x Serial Converter 2 x Terminal Adapter 1 x 1 x Connecting Cable