7-inch color capacitive touch screen provides a more convenient user experience Check real-time video of third-party IP cameras and door phone to ensure security Built-in 2W speaker and AEC algorithm, it achieves high-quality two-way hands-free calling Rich interfaces facilitate the integration of various sensors, enabling comprehensive home security monitoring Powered by PoE or external source Android 9.0 system ensures stable operation, meeting the customization needs of industry applications and secondary development