Aside from that, a customizable smart button is included in the hardware, allowing for selfies, music controls, and easy phone finding, among other things. (androidheadlines.com)
Using POP Smart Button with Apple HomeKit is easy when paired with Apple's Home app — POP already comes pre-paired, so discovering the device with the Home app is simple and secure. (macrumors.com)
The Logitech POP Smart Button Kit includes an updated HomeKit - enabled bridge that enables both Siri voice control and interactions via the Home app for iOS. (imore.com)