The SpectrAlert Advance P4WK is a white, four-wire, outdoor horn strobe with selectable strobe settings of 15, 15/75, 30, 75, 95, 110 and 115 cd. Outdoor back box included.
The X-DA2250 provides amplification for audio signals delivered by high power loudspeakers connected to the X-618 PAVA system. It supports both balanced and unbalanced audio inputs, and can detect pow