mobile phone base station, equiped with 3g, 4g and 5g antenna, at the top of a european building, used for cellular phone network

mobile phone base station equiped 3g 4g 5g antenna top european building used cellular network telco telecom tower communication industry technology telecommunications equipment radio wave repeater wireless transmitter communications coverage carrier receiver signal structure business industrial technological urban city connection digital cell mast frequency global broadcasting antennae cellphone broadcast picture some telephone reception transmission