N.Y.C. Admin. Code § 24-233: § 24-233 Personal audio devices.

(a) No person shall operate or use or cause to be operated or used any personal audio device in such a manner as to create an unreasonable noise.

(b) For the purposes of this section unreasonable noise shall include but shall not be limited to:

(1) the operation or use of a personal audio device on or in any public right-of-way so that sound emanating from such device is plainly audible to another individual at a distance of 25 feet or more from the source.

(2) the operation or use of a personal audio device from on or inside a motor vehicle, whether moving, parked, stopped or standing, on or in any public right-of-way so that sound emanating from such device is plainly audible to another individual outside of such motor vehicle at a distance of 25 feet or more from the source.

(c) Nothing in this section shall be construed to permit the operation or use of a personal audio device where such operation or use would otherwise be prohibited pursuant to section 10-108 or 24-244 of the administrative code.