The ET70WP-2475W-NW Wheelock is a weatherproof white speaker strobe designed for wall mounting. The unit features a candela rating of 180cd and no printing on the faceplate. The speaker strobe provides high audio output, clear audibility, dual voltage (25/70 VRMS) capability and field selectable taps from 1/8 to 8 watts. 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. The low profile design incorporates a speaker mounting plate for faster and easier installation. Each model has a built-in level adjustment feature and an aesthetic two (2) screw grille cover.