Gotek is a floppy simulator which works with the CPC. The drives are cheap.
The basic Gotek has a 7-segment 2 digit display which shows the currently selected disk image, a USB socket for a USB memory stick, and 2 buttons to choose previous and next image.
The drives There are cheap. additional mods that can be bought:* speaker (to simulate the sound of the read/write head stepping as heard in a real drive)* eject button* rotary dial (turn the dial to select the disc image)* LCD/OLED display (this shows more information including the name of the image)
To be useful on the CPC they need:
* 5v power (an old PC power supply can be used)
* a ribbon cable to connect it to the CPC (e.g. an old PC floppy cable which has both 3.5" and 5.25" connectors).
If you have the technical ability then it's easy to install a firmware onto the Gotek, if not, then you can buy Gotek drives with pre-installed firmware.
CPC Disk images are put onto a USB drive which is then plugged into the front of the Gotek.