The Notion app runs on both iOS and Android devices that meet the following specs:
iPhone - running iOS 9.3 or newer
Android - running version 4.3 (Jellybean) or newer
The Notion Bridge requires an available AC power outlet (100 - 240VAC) and a Wi-Fi network with Internet access.
The Wi-Fi radio in the Notion Bridge works only with 2.4GHz 802.11 b/g and n. It does not support 802.11ac or 5GHz networks.