No transient merchant, itinerant merchant, or itinerant vendor, nor any persons acting in his or her behalf shall shout, make any cryout, blow a horn, ring a bell, or use any sound device, including any loud speaking radio or sound amplifying systems upon any of the streets, sidewalks, alleys, parks, or other public places of the city or upon any private premises in the city where sound of sufficient volume is emitted or produced therefrom to be capable of being plainly heard upon the streets, sidewalks, alleys, parks, or other public places, for the purpose of attracting attention to any goods, wares, or merchandise which the transient merchant, itinerant merchant, or itinerant vendor proposes to sell.
(Prior Code, § 120.121) Penalty, see § 116.999