![](https://www.musicincmag.com/images/gear/Heil_Sound_PR37.jpg)
The PR 37 by Heil Sound was designed with the vocalist in mind. The PR 37 produces natural, articulate sound over a wide frequency range. Its upper mid-range response has been designed to cut through a mix whether live or in the studio. It features a 1 1/2-inch diameter dynamic element that is mounted in a rugged housing to reduce handling noise. The PR 37 has a frequency response from 50-18,000 Hz and output level of -51 dB at 1,000 Hz.