Russia, Saint-Petersburg - March 29, 2019: Telecommunication radio panel antennas, outdoor remote radio units and cables of Base Transceiver Station BTS are installed on top of a building. Outside

red, blue, sky, day, equipment, outdoors, air, light, steel, dish, connection, technology, structure, tower, cell, cellular, communication, mobile, phone, telecommunication, panel, network, data, internet, broadcast, radio, telecommunications, frequency, gear, top, mast, ground, station, optic, antenna, broadcasting, aerial, satellite, microwave, transmission, transmitter, telecom, jumper, electromagnetic, coaxial, antennas, Mobile Phone, power cables, 5g, grounding cables,