Wheelock LSPKWC-N LED High Fidelity Speaker, Round, Semi Flush, Ceiling, 24VDC, White, No Lettering 22/01 An infrared light emitting diode

An infrared light emitting diode within its collimator is arranged at an obtuse angle to the photo-diode

Download 960A-8SS Datasheet (PDF)

The Simplex 4098-9403 is a conventional

or from inside the sensor compartment

Wheelock LSPKWC-N LED High Fidelity Speaker, Round, Semi Flush, Ceiling, 24VDC, White, No Lettering 22/01 An infrared light emitting diodeThe Wheelock Exceder LED3 Speaker Strobes and Speakers by Eaton feature high fidelity sound output and an advanced power saving LED technology for indoor ceiling mount applications. With the widest frequency response range (300 to 8000 Hz) in the industry, the Series LSPKC and LSPSTC3 feature leading intelligibility with crisp, clear voice messages and tone signaling, ideal for emergency communications, mass notification, voice evacuation and fire