This listing is for one ecoprintQ terminal unit. Each unit features an internal Raspberry Pi 3 or Raspberry Pi 3 B+ single-board computer (models may vary between units). The assembly includes a 7-inch touchscreen display, an integrated ecoprintQ USB RFID card reader, a heavy-duty metal mounting bracket with 3M adhesive strips, and a CanaKit power supply. These units were previously used for print management and currently boot into Raspbian GNU/Linux 9. They are in good used condition with some visible dust and mounting wear. Ideal for DIY projects, home automation, or print release stations. 32 identical units available; priced individually.