A:AnswerOnce the program(s) have been entered on your desktop (or laptop?), you can enter information on that device by using a wireless mouse and keypad and it will then sync with your galaxy tab A 7 inch when it's turned on. At least, I know that works when using your calendar and/or contacts.
A:AnswerAsk the people at Best Buy. When we bought ours, the Samsung expert there showed us which one to get, but we didn'the buy it because we wanted to familiarize ourselves with the tablet first.