Context System Services
The device analyst to analyze the device and tell you the minor spec details which no one else will ever tell you. This tool help tech support to know these details about their customer's device in order to troubleshoot their problems.
In technical terms, this app tells you details from:
1. Build
2. TelephonyManager
3. WindowManager
4. PowerManager
5. NotificationManager
6. AudioManager
7. ConsumerIrManager
8. WifiManager