It is a great 2nd Mic on stage......I have my Neumann KMS 105 while I play the PA4X & the Sennheiser is propped up 6 feet to the left when I grab the acoustic guitar and play standing up.

It holds it's own against the Neumann and there is little drop off in quality. A smidge that only I can see
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Steve A http://www.stevealtonian.com
Korg Pa4x 76...TASCAM DP24 & DP24 SD. Studio One 6 Professional with a FADER PORT 16. 1969 Yamaha FG-300 Yamaha Red Label Nippon Gakki. Breedlove American CME 25. Neumann TLM-49