Features: Support 2.4G WiFi Support APP Function, it can be applied for Android, iphone, ipad APP Software Support real-time video and audio chat with visitor Support picture snapping and video recording function Support night vision and built-in IR-CUT technology, available day and night Specification: Resolution: 1280 720 Audio: Two-way talk with noise cancellation Recording: Device SD card recording(20 seconds) Storage: 8G/16G/32G(not included) Battery: AC Input/3 x 18650 specification batteries(total 6800mAh, work regularly for 6 months.) (Not Included) Monitoring: Device Button, Motion Detection, Remote Live View Notification Function: Push Notifications within 1 second Device Wakeup: Within 600 ms Power Consumption Standby 200A, Working 170mA.