Adjustable Volume & Multiple Ringtones: Personalize your alerts with 4 volume options up to 85dB and select from 45 delightful tunes, ensuring you’re notified with clarity and style. Easy Installation: Effortlessly install our Wireless Door Chime using either the plug-in receiver, wall mounting, or adhesive for the transmitter, tailored to your preference. Expandable Pairing & Ultra-long Range: Wirelessly connect numerous chimes and sensors across a 260m distance, ideal for securing large spaces such as offices or multi-story homes. Waterproof Transmitter: The IP44-rated transmitter is resilient against weather elements, operating seamlessly between -30 to +70°C. Memory Function: Seamlessly resumes your chosen volume and ringtone settings after power outages, ensuring continuous and convenient operation. Protect your home or office with confidence using our High-performance Wireless Door Chime, combining robust features, customizability, and a wide wireless range for superior surveillance capabilities.