is a serial communication library designed for USB-connected devices on the Android platform, compatible with both Delphi and C++ Builder. This library utilizes the UsbSerial library and supports various devices, including CP210x, CP2130, CDC, FTDI, PL2303, and CH34x. Notably, it operates without requiring special root access privileges and is accessible for Delphi/C++ Builder versions 10.4 to 12. The registered version includes the complete source code, allowing royalty-free application distribution.