HEHUI Expandable Wireless Door Open Chime Door Entry Alarm With Operating in Range 600 feet/52 chimes/ 4 Level Volume/LED Flash /1 Magnetic Door Chime Sensor & 1 Plug-in Receiver

Key features

• 【Wide Working Range】HEHUI Wireless door chime/ alarm offers a generous detection area of nearly 600feet .Magnetic door chime sensor will automatically trigger the wireless door alert receiver when separated and the receiver will alert immediately whenever the door or windows is opened.
• 【Expandable】 Each wireless receiver can work with 20 wilreless magnetic door alarm sensors at most and each door chime sensor can add more receivers.The choice is yours.
• 【52 Unique Chimes with 4 Level Volume】52 Unique ringtones/chimes with 4 Level Volume for a 30-110dB volume range allow your wireless door and window entry alert system to meet any need.
• 【Easy Installation】The receiver for your wireless door chime plugs into any standard outlet. Plug it in and pair your devices. Place your magnetic door sensors with the included double-sided tape and in seconds you are ready to use your HEHUI wireless system.
• 【100% SATISFACTION GUARANTEED】We are so confident that you'll love this wireless door chime that we are offering the BEST guarantee on the market. If you aren't happy with your doorbell for ANY reason, please contact us.