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

mobile phone base station equiped 3g 4g 5g antenna top european residential building telco telecom tower communication industry technology cellular telecommunications equipment radio wave repeater wireless transmitter communications network 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