Players should be allowed to wear headsets to help them communicate with their coaches, Novak Djokovic has suggested.

The world number four said he believed allowing tennis players to have an "intimate conversation" with their coaches would be a "good move for the sport".

Speaking at Wimbledon, he said: "This is kind of an intimate conversation where you feel comfortable that you communicate wirelessly with your coach who is there.

"Of course, when it's within that time limit, respect towards the other player, the rhythm of the server.