Question 4: Are there any deficiencies or defects in the body design of the first slide phone?
Answer: BlackBerry 9800’s semi-help sliding design feeling is very good. It can be slided smoothly but no obvious loose, so the whole 9800’s body design has not obvious flaws. The following 3 points still has room for improvement:
1, Users can touch the screen applications when they sliding the cover which resulting incorrect manipulation easily.
2. The problems of small qwerty keyboard keys and short key instance should be improved.
3. 9800’s lock screen button is too soft, the screen is unlocked easily on users unaware of it.

Question 5: From the independent view, this BlackBerry 9800’s appearance is designed well. Which part breaks 9700 by the new cell phones 9800?
Answer: The following pictures are a comparison of BlackBerry 9800 and the predecessor 9700 on the appearance aspect. Please look at them.
Question 6: How about the software, hardware and configuration of Blackberry 9800? Is the overall performance good? Does mobile phone system responds fast?
Answer: From the point of hardware parameters view simply, 9800 upgrades the RAM value greatly. It also has a larger size of capacitive touch screen and a higher pixel camera than 9700’s. Its overall performance is quite good and has a a certain upgrade. Black Berry 6 system has been optimized higher, so 9800’s system can response very quickly in actual use and all operations are very smooth. The cell phone is slightly less than Apple iPhone 4.

Question 7: What significant changes in new Black Berry 6 system?
Answer: The significant changes are mainly in six aspects: Home Screen (standby interface), UI, Media Player, Universal Search, Social Feeds and Browser. I will introduce one by one.
1. Home Screen(standby interface):
You must be familiar with the standby interface of Black Berry 6 system in the first sight. Power state, current time, signal strength and other information are all clear at a glance. After careful observation, you will find that the home screen is cleverly divided into six regions.
a. Current state region: at the top of the standby interface, it displays the current time, date, battery, signal, network connections and other basic information.
b. Profile region: at the left bottom, it shows the current profile setting. Users can adjust the current profile quickly through the fingers pointing.

c. Message remind region: at the bottom, its contraction menu can remind information like calling, SMS, schedule and so on. Opening the contract menu, then users will view the details.
d. Global Search region: at the right bottom, it has a built-in gravity sensor, users can rotate the screen both in clockwise and counterclockwise directions.
e. Desktop display region: this is the largest piece of the standby interface, it seems that wastes of space because it only displays the background and the desktop and no other functions.
f. Icon display region: We know that the menu interface on Android and iOS is displayed in a fixed pattern, but BlackBerry 6 OS coolest cell phones allows users to drag icons to five different customized heights, the user-defined level is high.

In addition, BlackBerry 6 OS icon can be dragged in horizontal direction. All of the icons are divided into five different regions: full, regular, collection, media, and download. Users can find the appropriate function quickly according to their own demand.
The sub menus will pop up when users press the program icon menu for a long time. Users also can move or hide the applications, or move to a folder, or mark for the Favorite or Bookmark and so on.