For ADS-B out you need to connect to a GPS source

Single insert

Opaque nylon ring to hold your checklists and in-flight guides

These headsets are ideal for commercial pilots that fly low-noise aircraft where Electronic Noise Cancelling ANR technology is not required

david clark pro 2 Radios For ADS-B out you needNext generation DC PRO 2 passive noise attenuating headsets combine outstanding comfort, performance and durability in a lightweight, rest on ear design. These headsets are ideal for commercial pilots that fly low noise aircraft where Electronic Noise Cancelling ANR technology is not required. DC PRO 2 headsets provide enhanced audio quality and clear, crisp voice transmission utilizing advanced, noise cancelling electret microphones. Features