Supported Application :Weather, Sleep Monitor, Reminders, Voice Assistant, Alexa, Phone, GPS, Heart Rate Monitor
Operating System : Android
Control your Spotify app, download Pandora stations and add Deezer playlists, plus store
Works around the clock with 6 plus day battery life
Product Dimensions : 1.56 x 1.59 x 0.47 inches; 0.16 Ounces
Batteries : 1 LR44 batteries required. (included)