Each ELR Phantom microphone has a special characteristic such as different Max Sound Level, Nominal Sensitivity,Frequency, Inherent Noise, etc.
Advantages for XLRPhantom microphones:
PCR series microphones are phantom-powered measurement-level studio microphones whichhave 3-pin XLR.
According to the diameter of capsules, PCR series include 1” 1/2” and ¼” studio microphones.
https://placidinstruments.com/wp-content/uploads/2020/12/PI_20_PCR_003.pdf
Download Phantom Microphone Brochure.