1. Material: PVC cover + nickel-plated connector + tinned copper core 2. Interface: USB to RS232 interface 3. Length: 1.2m, 2m, 3m Functional features: 1. Compatible with a variety of systems, plug and play, Win7 or above system drive-free one-key installation, saving time and effort, strong performance, multi-technical support 2. Interface thickened nickel-plated layer, corrosion-resistant, wear-resistant, anti-high and low temperature effect, reinforced screw design, long-lasting solid not loose, durable 3. Support remote wake-up, power management, flexible and convenient, enhance work efficiency, support for handshake agreement and hot-swap, durable 4. High efficiency transmission, the use of high-tech intelligent PL2303 chip, high-speed and stable signal transmission, data security is not lost, compatibility is stronger. 5. Applicable to a variety of devices, wide range of applications, suitable for computer and a variety of RS232 serial port device connection Support multiple technologies: 1. Support CTSRTSXONXOFF transmission control 2. The standard USB1.1 interface, rate up to 1.2Mbps 3. Support USB CDC-ACM, can realize drive-free use, simple and convenient 4. Automatic detection of serial port signal rate 5. Automatically identify and control the direction of data transmission