The SpectrAlert Advance HRK-R (replacement model) is a red, 12/24-volt horn for outdoor ceiling or wall installation. Offers mounting plate only - no back box included.
The SpectrAlert Advance SPSCWK is a white, outdoor speaker strobe for ceiling installations with selectable strobe settings of 15, 15/75, 30, 75, 95, 110 and 115 cd.
Mount it on a ceiling or wall - the L-PBM20A offers you the flexibility for any indoor or outdoor requirement. Ideal for applications like galleries and shopping arcades, this speaker complies with mu