Super Long Standby Battery: our hidden cameras with audio live feed?wifi, utilize 2021 most advanced low-power consumption chip, which can work non-stop for longer hours, monitor your home for at least?5 days?without break, while recording video and audio concurrently.PIR Motion Sensor Alarm & Two Way Audio: What is unique and proud place of us is using?PIR?technology in such tiny camera, comparing to other?detection?appliances used in the markets, PIR sensor would not send many touchy alarms useless, would be more precise and rugged. Equipped fluent?microphone?enable you to remotely talk with people on the other side of the screen.Professional Spy Equipment: our Spy camera with audio is a handy little device that’s?unnoticeable?and very useful, you can bring the secret camera with you to a hotel, work or on vacation, keeping an eye on your your belongings, homes, offices or anywhere need protection, watching your nannies, baby sitters, pets activities, kids who eat snacks and random people who enter your life without permission. the tiny hidden camera , it worth every penny and more! A must have!Perfectly Hidden & Excellent Features: The spy cam is pretty silent micro camera looks like a simple black cube charger, you can put this mini spy camera in certain places and it looks inconspicuous.?Other great features: 1.?4K?ultra HD video resolution 2. Sharp night vision 3.?160??wide angle 4. Support?SD?card and cloud storage (no included)5. Support (IOS &?Android),?PC, IPad or table