Product_description: ['<p><b>The ENFORCER Wireless Entry Alert System is a self-contained esy-to-install alert system for commercial or home applications. Each set contains a reflective photoelectric beam sensor that, when tripped, communicates wirelessly with a speaker installed up to 328 feet away</b></p> <b>Key Features</b></br> <ul> <li>Ideal for monitoring a driveway or use as an entrance indicator</li> <li>No wiring required between the sensor and speaker; when tripped, the sensor wirelessly transmits to any programmed speaker</li> <li>Weatherproof IR photoelectric beam sensor for outdoor use</li> <li>Speaker makes "ding-dong" or siren sound if beam is interrupted</li> <li>Speaker volume can be adjusted or turned off</li> <li>When in siren mode, alarm time is adjustable from 3 to 30 seconds</li> <li>Additional speakers can be connected to the sensor wirelessly (only one speaker included)</li> <li>Kit includes weatherproof wireless reflective sensor (Tx), wireless speaker (Rx), reflector, two power adapters and three mounting brackets (one each for the sensor, reflector, and speaker)</li> </ul> <b>Specifications</b></br> <ul> <li>433.92 MHz Operating frequency</li> <li>Sensor and Speaker operate at 12VDC (adapter included)</li> <li>Sensing range up to 22 feet(7m)</li> <li>Wireless transmission range up to 328 feet (100m)</li> <li>Sensor dimensions 3-1/4" x 2-9/16" x 1-1/2"</li> <li>Speaker dimensions 3-1/4" x 2-15/16" x 1-9/16"</li> <li>Reflector dimensions 2-3/8" x 2-1/16" x 3/8"</li> <li>Sensor draws 20mA when active</li> <li>Sensor standby mode draws 5mA</li> <li>Speaker draws 100mA when active, 25mA in standby mode</li> <li>IR LED Light source</li> <li>0 to 90 dB Speaker volume</li> <li>Alarm Time Range from 3to 30 seconds (Adjustable)</li> <li>Chime, off and alarm sound (selectable)</li> <li>Operating temperature ranges from 32 degrees Farenheit to 122 degrees Farenheit</li> </ul>', 'Seco-Larm E-931CS22RFCQ Wireless Entry Alert System, 433MHz, Wireless Speaker and Sensor'] (Page 1)