The two ends of the USB to -232 nine-pin serial cable use -resistant and connectors, and the appearance is made of environmentally friendly transparent brown 50 Pa PVC material. The two-shot molding is divided into internal and external molds to meet the standard, beautiful and . It is made with PL2303+213 dual chip, which conforms to the -232 serial interface standard. The circuit design uses LC power filter circuit to make the power supply environment of the chip better, improve the performance of the chip, and the normal operation of the chip. It can meet the needs of computers to connect various serial devices, and is suitable for communication with LED billboards, mini phones, digital cameras, MODEM, ISDN terminal adapters, etc. 1.5m long USB standard cable, support USB port hot swap, very convenient to use. Support RS232 serial interface, remote and power management functions. 1M Baud. USB bus directly takes power without external power supply. This adapter uses dual chips from Taiwan, stable and strong, made of highly shielded transparent brown wire material, strong anti-interference performance, and good signal transmission effect. Support system: WinXP/ Vista/ Win7(32bit/64bit)/ OS 9.x or higher The product is made of high-shielding transparent brown wire material, with strong anti-interference performance, good signal transmission effect, and no delay. Colour: as shown Material: PVC Size: 1.5m Package Contents: 1 * USB to serial cable Only the above package content, other products are not included. Note: Light 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.