The company formerly developed Global Positioning System (GPS) and radio-frequency identification (RFID) technology products for consumer, commercial, and government sectors.

The company manufactured tracking devices for people, animals, the food supply, government/military arena, and commercial assets.

Applications for this technology include pets, wildlife and livestock identification using implantable RFID microchips, scanners and antennas.

Digital Angel has also researched and developed GPS Search and Rescue Transponders that integrated geosynchronous communications for use by the military and the private sector to track aircraft, ships, and other high-value assets.

[3] Digital Angel owns and operates Signature Communications, a distributor of two-way communications equipment in the U.K. Products offered range from conventional radio systems used by the majority of its customers, for example, for safety and security uses and construction and manufacturing site monitoring, to trunked radio systems for large-scale users, such as local authorities and public utilities.