Amazon has the Blink Video Doorbell (Black) for $30 with free shipping on $35+ or with Prime. List price: $60. Features 1080p HD day and night video, two-way audio communication, wireless or wired installation, motion and chime alerts, Alexa integration for voice control.

Has good Amazon Reviews.

Amazon has the Blink Mini 1080p Security Camera 3-Pack (White) for $42 with free shipping. Bundle List Price: $69.99. Features two-way audio, real time alerts, customize motion detection zones. Monitor the inside of your home day and night with our 1080P HD indoor plug-in smart security camera with motion detection and two-way audio.

Has good Amazon Reviews.

Amazon has the Roku Outdoor Camera for Home Security (CW20005) for $20 with free shipping on $35+ or with Prime. This outdoor security camera lets you see an entire area in 1080p HD, Smart sensors detect body heat, so you won’t get alerts for trees swaying in the wind. 90-day subscription included.

Has good Amazon Reviews.

Amazon has the Ring 1080p Indoor Cam (B0B6GLQJMV) for $30 with free shipping on $35+ or with Prime. List price: $60. Features 1080p recording, 115° horizonal, 59° vertical field of view, get real-time alerts when the camera detects movement, Works with Alexa.

Has excellent Amazon Reviews.

Amazon has the DJI Osmo Action 4 Standard Combo Waterproof Action Camera 4K for $229 with free shipping. Has CMOS sensor, 2.8f max aperture, 24mm max focal length, imagae stabilization, and dual touchscreen.

Has excellent Amazon Reviews.