Function: 1. Doorbell, talk, unlock, visual, monitor 2. Photo and video recording, support sd card 3. Motion sensor, night vision 4. Connect to internet by wifi/rj45 internet cable Product parameters Indoor bell: Working with 2 pcs aa battery, 1800ma Continuously working time 15hours, standby time 800hours 16pcs ring tone can choose Wireless standard: ieee802.11b/g/n Working distance with outdoor camera: 15meters, 90db When have guest press button, will start ringing about 10s
