The DW401-CW01 is a complete 2-wire video doorbell solution that includes both the doorbell and wireless chime, delivering 4MP (2560 × 1440) resolution for clear, detailed front-door monitoring. Designed for flexible installation, it supports both USB power (5 VDC) and existing doorbell wiring (10–24 VDC / 14–24 VAC), while dual-band Wi-Fi 6 (2.4 GHz/5 GHz) ensures fast and reliable connectivity. Equipped with built-in IR illumination up to 33 ft, intelligent Human and Vehicle Detection, two-way audio, and a built-in Micro SD card slot with a pre-installed 32GB card, the DW401-CW01 provides comprehensive security and convenience. Through the LumiViewer mobile app, users can send quick replies using three preloaded responses, customize the field of view to focus on key areas, pair multiple doorbells and chimes, and select from eight chime ringtone options. The system is also ONVIF Profile S, G, and T compliant, enabling seamless integration with compatible video management and surveillance systems.