Unlike the Ring Video Doorbell 2, this unit doesn't come with angled brackets for mounting in tight corners. Read the full reviewBest for Smart Locks and Easiest to UseAugust Doorbell Cam ProReasons to BuyUses same app as August Smart LockFree video storage optionAnswer calls from your phone's lock screenReasons to AvoidOnly works with mechanical chimesShort battery lifeOne year warrantyRead the full August Doorbell Cam Pro review$199 View at Walmart Marketplace$199. 99View at Walmart$199. 99View at Amazon?When you connect the Doorbell Cam Pro to the August Smart Lock, you can let people into your home without leaving the call, it's the only smart doorbell we tested that does this while others require you to leave the call or the app to unlock a companion smart lock. This doorbell camera has excellent video quality, despite having the lowest resolution in our comparison. We like its innovative call format that shows a video on your phone's lock screen rather than a simple notification like other smart doorbells we tested.