Sometimes the honest answer to a question is simply "I don't know."
I was given that answer to my question when speaking to HP sales about a video capture card. The rep asked someone who did know and got the facts. I purchased the product on the spot. Had he said something like "I think you can..." or I heard that you can..." or had he made up some crap, I would have hung up in short order.
What is good about "I don't know" is that you can go on the Internet and with a little skill and discrimination you can quickly get the information you need. "I don't know, but I'll find out." is an even better response. "