Inim DK 15/T-EN54-PG Horn speaker for Voice Alarm. Rated power 15W@100V. SPL 108,5 (dB). Certified EN54 pt24. Outdoor use (Type B) IP66. 4 power adjustments (15/7,5/3,75/1,9W). Wall/Ceiling mounting. ABS made. 3-pin ceramic block.