The MSR Series remote accessories are designed to be used with Air Products and Controls Duct Smoke Detectors to provide the most complete functionality ever available in such a device.
The remote accessory is available with either the single gang remote indicator/control (MSR-100R Products), or with the addition of a single gang strobe assembly (MSR-100S Products). Both versions are compatible with standard architectural (decora) style cover plates (choice of white, red or stainless steel).
Warning: this product contains a chemical known to the State of California to cause cancer. P65Warnings.ca.gov