Small volume, easy installation. No power supply needed, plug and play High quality UK Chip. Supports -485 or 422 interface,with 600 W -protection -422 or 485 interface DB PIN connector. Data (TXD) to be automatic flow control, null latency design Data transfer rate over 1 Mbps Supports automatic hand-shaking protocol Supports remote and power supply management Direct USB power without external power supply Supports Windows7 or 95 or 98 or 2000 or XP or NT.IMAG. -04 is a kind of USB to RS485 or RS422 industrial intelligent converter. It is the best solution for the communication between USB and - -485 or 422. Compared with -232 to -485 or 422 converter, USB 485 USB to -485 or 422 converter has many advantages. USB specification revision 1.1 and 2.0 compliant. Auto sense serial signal rate, zero delay automatic transmit Baud rate: 300-115200bps, automatic sense serial signal rate color:As shown Material:plastic Package Contents: 1 x adapter 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.