Features: 1. Powerful, Three Functions (Usb To 485, Usb To 232, 232 To 485) Are Integrated Into One. At The Same Time, There Is A Ttl Interface, Which Can Realize Usb To Ttl, Ttl To 232, Ttl To 485 And Other Functions.2. Convenient Wiring, Using Plug-In Terminal Wiring3. You Can See The Communication Status, With Sending And Receiving Indicator Lights4. Terminal (485) With Surge Protection5. Small Size And Easy To CarryDescription:Driver support: WIN7, XP, Linux, etc., specially designed for access control, PTZ, PLC, industrial instrument communication!indicator lightInstructions for use:1.USB to serial port (232): DIP switch 1,2 ON,3,4,5,6,7,8 OFF2.USB to 485: DIP switch 3,4,7,8 ON,1,2,5,6 OFF3. Serial port (232) to 485: DIP switch 5,6 ON, 1,2,3,4,7,8 OFF4. USB to TTL (5V TTL): DIP switch 1,2,3,4,5,6,7,8 OFF TTL only retains the interface.material: plasticColor as shownPackage Contents:1 x Converter1 x Data cableNote:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The UseOnly 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.