Wireless Door and Window Alarm System Stay informed whenever a door or window opens with this easytouse wireless alarm system, ideal for both home and business use. Designed for reliability, simplicity, and flexible , it ensures you never miss a visitor or entry. Key Features: **Extended Wireless Range** Operates up to 500 feet in open areas, providing dependable coverage for front doors, office entrances, and retail store fronts. Receive instant alerts the moment a door or window is opened, so you can respond immediately. **Effortless Installation** The plugandplay receiver requires no wiring. Mount the sensor easily with screws or doublesided tape. Once installed, the sensor is securely attached to the door or window for consistent, longterm performance. **Adjustable Volume** Five volume levels up to 110 dB allow you to adapt the loudness for different environments such as busy shops or classrooms. A mute mode is available for quiet settings like conference rooms or at night. ** Alert Tones** Choose from 51 distinctive chimes and alerts, including short and long tunes as well as buzzer sounds. Tailor the ringtone to your preference, whether for home security or creating a welcoming tone in a business setting. Practical Applications: 1. **Retail Stores** – Receive immediate notification when customers enter, ensuring timely greetings and improved security. 2. **Offices** – Monitor main entrances or restricted areas without disruption to your workflow. 3. **Homes** – Enhance security by knowing instantly when doors or windows open, providing peace of mind for families. Specifications: Wireless range: Up to 500 feet in open areas Volume: Adjustable (1–5 levels), maximum 110 dB, mute mode available Tones: 51 selectable chimes and alerts Installation: Plugandplay receiver, sensor mounts with screws or doublesided tape Ideal for: Home, office, and retail use This system combines strong performance, flexible , and straightforward setup to deliver reliable entry notifications wherever you need them.