[Smart Doorbell with Video Call and Ring Feature]: Our electric doorbell for home and office offers seamless communication with visitors via video calls. Enjoy the convenience of cordless, wireless calling with long-range capabilities. [Versatile Installation Options and Musical Customization]: Easily install using adhesive or screws, catering to both wired and wireless electrical needs. Customize your auditory experience with 38 musical tones using the Door Chime feature. [Secure Cloud Storage and Remote Access]: Enjoy encrypted cloud storage with a complimentary 3-day rolling storage period. Remotely access doorbell records and photos, ensuring top-notch smart security and electronic gadget functionality. [Rechargeable Battery for Extended Use]: Operate the doorbell with a built-in 800mAh Li-ion rechargeable battery, providing approximately 3 months of functionality on a single charge. This wireless design is ideal for those seeking an efficient phone conferencing and electronic doorbell system. [Ideal for Bedridden Patients and Wireless Office Smart Security]: Perfect for installation for bedridden patients, offering both wired and wireless solutions for convenience. Enhance your office security with our advanced wireless office smart security system, incorporating the latest technology for maximum safety.