core/homeassistant/components/xiaomi_aqara/icons.json

{
  "services": {
    "add_device": {
      "service": "mdi:cellphone-link"
    },
    "play_ringtone": {
      "service": "mdi:music"
    },
    "remove_device": {
      "service": "mdi:cellphone-link"
    },
    "stop_ringtone": {
      "service": "mdi:music-off"
    }
  }
}