AnyTone AT-D878UV Operating Manual page 47

World DMR repeater network map:
http://www.dmr-marc.net/repeaters.html
http://dmrx.net/dmrx-map.html
Worldwide Amateur Contact Database
The AT-D878UV DMR radios contain a separate database memory for
importing and displaying Amateur DMR individual IDs, call sign and user
name in comma-delimited format (.csv)
Please reference in the programming guide for import and export database
operations detailed.
AT-D87 8UV Digital DMR and Analog
11. PROGRAMMING GUIDE
UHF/VHF Two Way Radio
41