DeviceFilter

Filters events by device model. These fields match the Device type. For best results, use a Device.display_name from a topAndroidDevices or topIosDevices report instead of manually constructing the string.

JSON representation 
{
  "displayNames": [
    string
  ],
  "formFactors": [
    enum (FormFactor)
  ]
}
Fields
displayNames[]

string

Only counts events from the given Device model. This string matches Device.display_name. Format: "manufacturer (model)" e.g. "Google (Pixel 6)", or just "manufacturer" for all possible models, e.g. simply "Google". Note that a device's marketingName field can not be used for filtering.
formFactors[]

enum (FormFactor)

Only counts events from devices with the given form factor (e.g. phone or tablet).