35 Wholesale and retail store services featuring antennas, microphones, earphones, audio micro-speakers, micro-headphones, laryngophones in the nature of a throat microphone, hands-free kits for use with intercom systems for radio-communication, amplifiers, walkie-talkies, radio communication transmitters and receivers, electric signal meters, transmitters of electronic signals, loudspeakers, electrical power supplies, AC/DC current power inverters, DC/DC voltage regulators, DC/DC voltage elevators, solar panels for production of electricity, solar electric accumulators, power controllers, electric, solar and galvanic cells and batteries, recharging battery-packs for walkie-talkies, crane remote controls, cars, bicycles, and aircraft, chargers for batteries, electric transformers, coaxial cables, aerials, electric connectors and pig-tail junctions boxes and cable jump leads, acoustic warning alarms, bases, mountings and brackets for antennas, apparatus for recording sound or images, calculating machines