Logitech Circle 2 Window Mount Accessory (Works with Circle 2 Wired and Wire-Free Cameras) - Newegg.com
Logitech's Circle 2 camera takes home security outside - CNET
FatBat.uk - Logitech Circle 2 Window Mount Accessory Works with Circle 2 wired & wire-free Attach the Window Mount to Circle 2 Camera and place it on any window pane to see
Review: Logitech's Circle View is the HomeKit camera we needed | AppleInsider