Series E Speakers & Speaker Strobes are designed for high efficiency sound output with field selectable input voltage (25/70 VRMS) and field selectable taps from 1/8 to 2 watts.

The ET90 Series High‑candela Speaker Strobes provide high audio output with clear audibility, and two field‑selectable light intensity settings (115 cd or 177 cd). They are designed to meet the critical needs of the life safety industry for effective emergency voice communications, tone signaling and visible signaling to alert the hearing impaired.