Specification: _x005f_x000D_ Origin: Mainland China _x005f_x000D_ Product size: 100.00x40.00x20.00mm _x005f_x000D_ Product size: 3.94x1.57x0.79inch _x005f_x000D_ _x005f_x000D_ 1. The USB to RS232 conversion cable makes it easy to connect USB and serial devices, allowing the serial devices to have plug-and-play, hot-swappable and other functions. _x005f_x000D_ 2. Suitable for notebooks to connect various serial devices, suitable for communicating with mini phones, digital cameras, MODEM, ISDN terminal adapters, and LED control cards. _x005f_x000D_ 3.51 microcontroller type (the serial port of STC11 and 12C series industrial equipment is not supported) ARM and ARM9 are not supported. _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Note: _x005f_x000D_ Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! _x005f_x000D_ Please allow 1-2cm measuring deviation due to manual measurement. _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Included: _x005f_x000D_ 1 x HL-340 USB To Serial Cable 1. Seamless Communication: Connect your devices effortlessly with this PDA 9 pin DB9 cable adapter, enabling smooth communication between USB 1.1/2.0 compatible devices. 2. Efficient Data Transfer: Advantage from the built-in 128 BYTE TX and 512 BYTE RX buffer, ensuring efficient data transfer and minimizing delays in transmitting and receiving information. 3. Reliable Auto Handshake: Enjoy reliable communication with support for automatic handshake protocol, ensuring a secure and stable connection between your devices. 4. Wide Compatibility: This cable adapter is compatible with various Windows operating systems including WIN95/98/98SE/ME/2000/XP/WIN732BIT64BIT/VISTA, allowing you to connect seamlessly across different platforms. 5. Strong Signal Integrity: With its electromagnetic interference-resistant design, you can rely on this usb to serial cable for robust data exchange applications, ensuring minimal signal disruptions.