The AL105NX is the industry standard for combined audible and visual signalling. The high output 113dB(A) alarm horn sounder is combined with a 5 Joule, 200cd Xenon strobe beacon. CPR compliant, EN54-3 & EN54-23 tested and UL/cUL approved for private mode fire use. Featuring 64 alarm tone frequencies and 4 remotely activated stages/channels.