pagers, beeping, telephones, radios, sirens, microphones, bleeper, stereos, alarms, blare, switchmen, tachometers, stopwatches, klaxon, flashlights, phones, morse code, xylophones, buzzers, keyboards, bells, claxon, clackers, mikes, earpieces, ringing, jingling, phonographs, clanging, devices, annunciator, typewriters, vibrating, hailer, metronomes, babysitters, keypads, bobby socks, transmitters, strobes, ipods, beacons, aneroid, ignitions, mobiles, remotes, cell phone, orderlies, bellboys, headphones, lavaliere, attendants, walkie, notepads, nosier, hooters, bakelite, bugles, tape recorder, teletypewriter, paging, strobe light, tintinnabulation, collars, clappers, intercom, screech, earphones, tinkle, lights, whir, desks, alarm clock, boop, nurses, laptops, clanking, electroencephalograph, waitresses, telex machine, cellphone, chirrup, jackhammers, cassette recorder, tooters, foghorns, switchboards, noisemaking, transmissions, homing device, defib, eyeshade, pneumatic drill, trolleys, saws, hoot owl, gismos, chirp, misdial, earplugs, carts, electronic, accessories, badges, binoculars, bookmarks, bookshelf, calculators, calendars, cards, cheques, communi, debits, desktop, diaries, diskettes, filings, fingerprints, folders, gadgets