Online Supplementary Material for Avian Conservation and Ecology article titled "Direction-of-arrival estimation of animal vocalizations for monitoring animal behavior and improving estimates of abundance".

Contained in this fileset are two things. First, the .rar file called Software_SDEer_MatlabVersion.rar contains the SDEer software that can be used for DOA estimation with the hardware outlined in the manuscript. This .rar file contains detailed pdf instructions outlining the use of the SDEer software.<br><br>Second, the .zip file called 3DFiles.zip contains two .stl files. This file type (.stl) is a standard file type for 3D printing. The file MainPart.stl is for printing the main structure of the microphone mount. The file AddPart.stl is for printing the attachment to hold the earbud microphone that emits the synchronization signal to synchronize the four microphones.