D500X Ultrasound Detector/Recorder Shirts This series of small transmitters

This series of small transmitters is designed for glue-on application to bats

Squirrels Chipmunks

Its easy-to-use interface means you’ll spend more time enjoying the outdoors and less time searching for information

If you use just one tag per fish

The panel arm handles fold flat and lock with a clip for secure storage

D500X Ultrasound Detector/Recorder Shirts This series of small transmittersThe D500X is an ultrasound recording unit intended for long term, unattended recording of bat calls. In contrast to time expansion bat detectors, the D500X records full spectrum ultrasound in real time with virtually no gaps between recordings. The recorder is equipped with four slots for CF cards, which typically makes it possible to leave the unit in the field for more than a month. The triggering system allows the device to automatically start