The Gentex WSSPK Series is an outdoor listed, wall mount, speaker and speaker/strobe designed to meet code requirements for audio, visual and voice communications. The WSSPK Series are quality speaker products that offer both dependable evacuation signaling and visual alarms, or a combination of both. The WSSPK24 speaker/strobe offers a fixed 15/75 candela. The WSSPK Series provides a 25 or 70.7 VRMs speaker with field selectable power taps of 1/8W, 1/4W, 1/2W, 1W, 2W or 4W. Included with the WSSPK Series speaker and speaker/strobe is the GBLP outdoor listed back box. Using the GBLP back box with the WSSPK Series provides protection from weather related conditions and allows the necessary full candela output. The WSSPK devices are ANSI/UL 1480, ANSI/UL 1638 and CAN/ULC S526 and/or CAN/ULC S541 listed and warranted for 3 years from the date of purchase.