<b>NOTICE:</b><br>The alarm system comes with fully programmed.Before using,please kindly read manual and remove the insulating sheet inside sensors that come with batteries.<br>There are a <b>video</b> of how to setup detectors FYI:https://youtu.be/V7sYDPtc7Gk.<br>If you have any question or other need,please email our customer service <b>fuers.csc01@outlook.com</b> ,we will give you professional reply in time at our work time 6PM~4AM PST,thanks.<br> <br>Product Features: <br> 1. The horn support up to 30 pcs detectors,8 remote key fob,4 doorbell sensor<br> 2. wireless sensor universal learning. <br> 3. wireless remote control universal learning. <br> 4. the remote control to disarm, fortification. <br> 5. live sound alarm. <br> <br>Technical parameters: <br> 1: size: L * W * H 12mm * 10.2mm * 11mm <br> 2: Power: AC 110V ~220V <br> 3: the wireless operating frequency: 433MHz <br> 4: the use of the environment: stability: 0 -55 , Relative Humidity: 40% -70% <br> 5: the alarm sound: up to 110 db <br> <br /> Package including: <br /> 1 x Host speaker <br /> 2 x Wireless PIR detector work with 9V battery <br /> 2 x Wireless Remote control work with 23A 12V battery<br /> 3 x Wireless Door sensor work with 23A 12V battery<br /> 1 x Power supply <br /> 1 x English manual