Product Parameters: Product Product Name: USB2.0 To RS-232 Serial Port Cable Compatible Standard: Interface Compatible With RS-232 Standards Of Eea/TIA Product Color: Black Product Material: Environmentally Friendly PVC Material Wire Structure: 24WG Wire No. 64 Braided Tinned Copper Braid+Aluminum Foil Double Shielding+Four Anti-Pull Rope+7 Wire Cores+8mm Thick Wire Body, Full Shielding Environment; Product Chip: MS3020 High Performance Chip Working Method: Asynchronous Full Duplex Communication Usb Signal: VCC, DATA+, DATA-, GND Rs-232 Signal: DCD, RXD, TXD, DTR, GND, DSR, RTS, CTS, RI Signal Indication: No Indicator Interface Description: USBA Male, RS-232 Interface: DB9 Pin Communication Rate: 300-115200Bps, Automatically Detect The Signal Rate Of The Serial Port Communication Distance: 0.5 Meters~5 Meters Number Of Nodes That Can Be Connected: Point To Point Connection Protection Level: Soil 15kEC1000-4-2 Air Gap Discharge (Air Discharge) Lightning And Surge Protection: 600W Lightning Surge Protection Wiring Method: Terminal Equipment Can Be Connected Via Twisted Pair Or Shielded Wire Transmission Medium: Twisted Pair Or Shielded Wire Support System: Windows11,10,8,8.1,7, Server?2008, XP, Linux And Other Systems Power Supply Mode: USB Power Supply Voltage Range: 5V Working Current: Less Than 300mA Working Temperature: -40℃85℃ Relative Temperature: 5% To 95% Product Net Weight: 70g ±50g Product Length: 0.5m/1m/1.5m/2m/3m/5m Product Accessories: Scan Code Card, Certificate Of Conformity, Serial Port Line Product Packaging: Carton Application Scenarios: Industrial Automation Control System, Access Control System, Power Control System, Parking Lot System, Attendance Machine, Industrial Control Machine, PLC Controller And Many More.