Apollo 58000-020APO Discovery Open-Area Voice Sounder - White Body - Isolating
Discovery Open-Area Voice Sounders comprise a sounder and a sounder visual indicator that have been designed to provide clear instructional messages through the Discovery protocol. They are loop powered wall mounted devices.
- Four pre-set message pairs
- Capable of up to 15 tone message pairs
- Low current and high volume
- Fully synchronised
- Set up and test at point of installation
