Product Readme Digital RF modulation with frequency (Automatically switch RF channels) Dynamic select clean channel to avoid interference from other 2.4GHz devices Data privacy protect(support User ID recognition) Voice detection function optional Bidirectional transmission and support data encrypt 2.5''Screen Display with 320*240 resolutions IR Night Vision (Effective Range: 5 M) Remote command delay less than 0.01 second Built-in microphone for audio monitoring Up to 100m (330ft.) Transmission range in open space
