mumbai best commuters in the city will not be allowed to speak loudly on mobile phones while riding on the bus and carrying earphones will be essential especially if they plan to watch video clips or listen to songs states the latest circular issued by the undertaking which aims to keep the decibel levels in checkbest general manager lokesh chandra on thursday said the notice was pending for long we have received several complaints from commuters about the nuisance posed by fellow passengers who play loud music on phone watch video or speak at a high pitch while on their phone inside the bus chandra saidhe said that while travelling in an aircraft there are instructions which include using headphones for listening to music we are issuing similar directives to our commuters with the intention that they do not disturb copassengers he said