1. wireless: yes
2. operating range: 150 m in open area
3. self-learning: yes
4. push button: with LED indicator
5. number of sounds: 32
6. IP rating (push button): IP44
7. power supply:
   1. push button: 1 x CR2032 (incl.)
   2. receiver: 3 x 1.5 V AA (not incl.)

edm1_edmtw_edmtwra7v06.pdf

ce_edm1.pdf