Assembled and tested Z180 single-board computer for the RCBus (RC2014) platform. Includes power supply, FTDI adapter, cables, 32 GB micro‑SD card, USB power wire, and a 3D‑printed case. Features Z180 CPU @ 18.432 MHz, 512 KB RAM, 512 KB Flash, serial ports, SPI, I²C, RTC, voltage supervisor, and expansion sockets.