Single light emitter. Single sound emitter. Programmable model. Power voltage 6 / 12 / 24 / 220 V.
Two light emitters. Single sound emitter. Programmable model. Power supply voltage 6 / 12 / 24 V.
Two light emitters. Single sound emitter. Programmable model. Connection via three-wire power and signal line SENS.
Two light emitters. Viewing angle ~360°. Single sound emitter. The unit might be programmed. Power voltage - 24 V.
Single light emitter. Single sound emitter. Programmable model. Connection via three-wire power and signal line SENS.