Features: Adopt original FT4232HL chip fast speed communication is stable, good compatibility USB to 4-channel isolated RS232 interfaces, can access multiple RS232 industrial devices integrated power isolation Can provide stable isolation voltages integrated digital isolation, can be signal isolation Highly reliability, strong resist interferences, low power consumption. Support DC5V~36V wide voltages power external 9 LED indicators, easy to check power and signal sending and receiving status, solid Specifications: Item: USB to 4 way RS232 Converter Material：Aluminum Chip：FT4232HL Type: for Male/Female Converter Package Includes: 1PCS USB to 4 way RS232 Converter note: Due to the problemsof lighting effect and shooting, there mightbe certain tolerances in product, please understand. Please allow 0-1cm error due to the measurment.