Can I have a CD player fitted to my car?

I bought a Citroen C5 2015 model recently, it doesn't have a CD player only a radio. Would I be able to get a cd player fitted and if so do you know roughly how much it would be please?

Is there an in-car communication system I can use to speak to my passenger?

I am hearing impaired and wondered if there was an in car communication system between driver and front seat passenger? When I'm driving I can't hear what my passenger is saying to me.

Can I upgrade my car audio to receive DAB+?

Can my Ford B-Max radio be upgraded for DAB+?

Can you buy a new car with a CD player?

Are any car manufacturers supplying cars that have a CD player, as well as radio and in-car entertainment systems ?

My car doesn't have a CD player, can I fit one?

I have a 2017 Hyundai i40 with a factory-fitted stereo radio system but it does not have a CD function. Can I buy and fit a CD player that will play through the car's speakers?

What's the best in-car Bluetooth device on the market?

I've got a 4500 RDS EON stereo in my Ford Fiesta Mk6 and I'm looking to try and find a Bluetooth device I can connect to this without having to buy a new car stereo. Is there anything on the market?