The Eagle R40D is an intelligent surveillance video recorder hidden in a faux rock with a built in DVR, HD camera, 128GB of internal storage, a rechargeable battery for 48 hours of standby time, and options to configure the device for motion detection, encryption, schedule recording, and more. Having problem with mail disappearing? What to know who keeps ringing the doorbell and running away? See what's happening outside your home with the Eagle R40D. Place it outside the front door and know exactly what is going on at all time.