Overview
The PR1KCS28 is an antenna made by Teltonika with 5 pins.
JLCPCB lists it (part C6255613).
Symbol
The library has no symbol for this part yet.
Footprint
The library has no footprint for this part yet.
Questions
Where is the PR1KCS28 datasheet?
Teltonika publishes it: the Datasheet link on this page opens it.
Where can I order the PR1KCS28?
JLCPCB lists it as part C6255613, with 0 in stock; the sellers' links on this page open their listings.