Control your doorbell or alarm device reliably from up to 300 meters with a durable, weatherresistant receiver and remote. Designed for longrange performance and dependable operation in challenging environments, it solves missed alerts, weak signals through walls, and the need for a loud emergency notification. Key benefits and features 300meter remote range: Operate doorbells or remote alert systems across large properties, multiple gates, or spreadout commercial sites without signal loss. Strong wallpenetrating signal (433 MHz): Uses the robust 433 MHz frequency to maintain a stable connection through walls and obstacles for consistent performance indoors and outdoors. Durable, weatherresistant construction: Built with waterproof seals and reinforced mounting elements so the unit withstands rain, wind, and seasonal changes for reliable outdoor use. Instant, volume alarm: Emits a loud, unmistakable siren tone for urgent notifications — ideal when you need immediate attention in noisy or busy areas. Broad compatibility and easy integration: Works with devices that use 433 MHz transmitters, making it straightforward to add to existing doorbell, accesscontrol, or alarm setups. Practical design for installation and use: Rugged housing and secure mounting options support outdoor placement and stable operation under regular mechanical loads. Performance and materials Frequency: 433 MHz for reliable signal penetration Range: Up to 300 meters in open conditions Construction: Weatherresistant housing with reinforced mounting elements suitable for outdoor environments Alarm: volume siren tone for clear emergency alerting Typical applications Large residential properties and estates: Place remotes at gates, garages, or outbuildings to ensure visitors and deliveries are noticed from far distances. Commercial entrances and access control: Coordinate alarms and doorbells across multiple entry points in retail, offices, or campus environments. Emergency and industrial areas: Provide immediate, loud alerts for ambulances, security doors, loading docks, and noisy factory floors. Reliable, easy to integrate, and built for outdoor use — this remote receiver and alarm solution ensures clear alerts and dependable control when it matters most.