The nRF52833 DK includes hardware, preprogrammed firmware, documentation, hardware schematics, and layout files.
The nRF52833 DK (PCA10100) comes with a Near Field Communication (NFC) antenna.
Figure 1. nRF52833 DK (PCA10100) and NFC antenna
Hardware files
The hardware design files including schematics, PCB layout files, bill of materials, and Gerber files for the nRF52833 DK are available on the nRF52833 product page.