get Device

public String getDeviceName() {
 
    String manufacturer = Build.MANUFACTURER;
    String model = Build.MODEL;
 
    if (model.startsWith(manufacturer)) {
        return capitalize(model);
    } else { 
        return capitalize(manufacturer) + " " + model;
    } 
} 
 
private String getAndroidVersion() {
    return android.os.Build.VERSION.RELEASE;
} 
 
private String capitalize(String s) {
    if (s == null || s.length() == 0) {
        return ""; 
    } 
    char first = s.charAt(0);
    if (Character.isUpperCase(first)) {
        return s;
    } else { 
        return Character.toUpperCase(first) + s.substring(1);
    } 
} 
 
private String getDeviceId() {
    String deviceId = "";
    final TelephonyManager mTelephony = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
    if (mTelephony.getDeviceId() != null) {
        deviceId = mTelephony.getDeviceId();
    } else { 
        deviceId = Secure.getString(getApplicationContext()
                .getContentResolver(), Secure.ANDROID_ID);
    } 
    return deviceId;
}