The Wheelock Series E Low Profile Speakers and Speaker Strobes are designed for high efficiency sound output, with dual voltage (25/ 70 VRMS) capability and field selectable taps from 1/ 8 to 2 watts. 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. The Series E Speaker Strobe models incorporate the Low Current draw Series RSS Strobes. Strobe options for wall mount models include 1575 or Wheelock patented MCW multi-candela strobe with field selectable candela settings of 15/ 30/ 75/ 110cd or the high intensity MCWH strobe with field selectable 135/ 185cd.