A:AnswerI recently purchased the Avantree HT4189 Bluetooth earphones to listen to TV when my wife is asleep. The sound and quality seems better than the Sony TV headphones that I had purchased before. I believe you can get an Avantree solution that comes with two headphones.
A:AnswerI'm sure they would be able to do this for you. Not sure how they would price it for multiple rooms. But they give you pricing in advance so there should be no surprises.
A:AnswerModem is probably fine. Router is the first thing to address. Get one that reaches every room and you will be fine. Geek Squad makes sure you don't buy what you don't need.
A:AnswerI recently purchased an eero mesh system based on a Best Buy virtual consultation. Once I accepted their proposal they they brought the product to my home and installed it. Works beautifully...no more dead/weak spots!