Fuers M557 Doorbell Waterproof Wireless Chime Home Doorbell Intelligent 32 Songs Smart Doorbell Alarm With Battery

Fuers Wireless Doorbell Home Welcome Chime Alarm 32 Tunes Switch Waterproof Button Villa Store Hotel Entry Led-Light Smart Doorbell It can also work with our P819,HW7 Pir sensor and D025 door sensor.Plz click picture below: Note：The alone doorbell button does not work, it work with the receiver. Introduction: This smart wireless doorbell adopts advanced wireless transceiver technology, high-quality voice processing technology, up to 32 music, and its performance is stable and reliable. Doorbell, anti-theft, welcome multi-purpose. Suitable for home, villa, shop, hotel,and office etc. Eye-catching backlight flashes when someone pushes the doorbell. Particularly suitable for the elderly, pregnant women, and the deaf. Function: 1. 32 songs optional.( for doorbell button) 2. Doorbell, alarm, welcome multi-purpose. 3. Can learn up to 30 transmitters, no loss of power. 4. Support 1527/2262 code chip.(button) 5. Volume 4 adjustable.（No mute mode） 6. Support multiple doorbell transmitter, suitable for large house. Smart Wireless Doorbell When you press the button,doorbell will receive the signal and you will hear the sweet tunes immediately. Touch Button Daily Life Waterproof Warm Prompt: In order to ensure that the doorbell button can be used normally for a long time, please place it under the eaves or buy a rain cover. 32 Songs Optional 32 ringtones for your option,you can select regularly,and don't feel bored.Avoid the same ring with the neighbors. Easy to install,we have EU,US, Plug Just plug the receiver into power socket and Stick the button on the door. About UK/AU plug Our products only have US plug and EU plug. If you need AU plug and UK plug, you need to buy adapter. Strong signal ,150m long distance Transmission Long operating range can be up to 500ft(150m) in open space,great for large house including villas, apartment, offices, shops, warehouses, etc. Infrared Detecter Welcome Mode: When the infrared detects a moving object will send a signal to the doorbell, the doorbell emits a welcome sound. This mode is usually used in store to welcome customers. Pir sensor power supply:USB cable charging or 2 AAA batteries Door Sensor Alarm Instantly Mode: Install the door sensor on the door or window. When someone pushes open the door and window, the doorbell receives the signal and will alarm immediately. DIY Your Own Set Technical parameter： 1. Receiver Working voltage: AC 100-220V 2. Working current: <100mA 3. Wireless frequency: 433MHz 4. Working temperature: -10 ° C -50 ° C 5. Wireless distance: 150 meters (open space) 6. Button's battery: 1pcs 23A 12V battery or CR2032 battery How to use our doorbell? 1. Install the battery on doorbell button Please install 1pcs 12V 23A or CR2032 battery on the doorbell button after receiving the doorbell, the battery are not included when we arrange shipment. 2. Learning the button into doorbell receiver Press the doorbell receiver "music" and "volume" key together, then LED will light on and this time press our doorbell button ,the LED will sound once and then press the "volume"key to finish the learning (you can check video in our link). Doorbell Size: