Q. I have a job where I am on the phone frequently and need to take notes, so I need my hands free for this purpose. I work in a medical field where privacy is required, so I can’t use a speakerphone because I never know if confidential information will be announced by the other party. I have earbuds that work for phone calls, as well as headphones, but I don’t think they are ideal. Do you know of anything that might be more suitable for what I am doing? —T.E., McMurray, Pennsylvania A. You can get a Bluetooth telephone headset for this, just like the ones you see at call centers with land lin…