While visiting Matheran, it's recommended to disconnect and enjoy the serene natural beauty. Wi-Fi and cellular coverage can be spotty due to the hilly terrain. It's advisable to purchase a local SIM card for more reliable connectivity. Power outlets in India generally use the Type D or Type M plugs with a standard voltage of 230V and a frequency of 50Hz, so make sure to bring any necessary adapters or converters for your electronics.