ping1090i

Ping1090i is the world’s smallest, lightest, and most affordable full-range, dual-link ADS-B transceiver. At just 20 grams, it implements “Sense and Avoid” for Drone operations in the national airspace. ADS-B-In on both 1090ES and 978UAT. ADS-B-Out on 1090MHz at 20W nominal output.  No deviations from the Minimum Performance Standards of DO-260B Class A0 apart from minimum transmit power.

ping1090i is NOT approved for use in the United States.
For U.S. applications, see ping2020i.