Product Description Security System with DVR Unit Features Preset voice alerts with siren Secure wired connection Secure app-based Bluetooth setup Designed and engineered in the USA National security compliant Sharp 4k HD resolution for clear recording Secure power over Ethernet (PoE) connection 2-way audio (listen & talk) Preset voice alerts with built-in camera siren Built-in dual spotlights Weather-resistant cameras Pre-installed storage with no monthly fees Smart detection technology Free mobile app with real-time alerts Add up to 4 Wi-Fi devices Integrated voice control On-demand support Secure password reset process Due to lighting and monitor differences, actual colors and finishes may vary slightly from what appears online