Beyerdynamic DT 900 PRO X Open-Back Studio Headphones Kenwood DDX9707S There's no need for grounding

There's no need for grounding the RP-2000 USB Mk2 and the built-in phono pre-amp allows for line level output

this is the Sennheiser HD 5 model for you

Salamander Designs Miami 247 Quad-Width AV Cabinet (Gloss White/Black Glass)

BLACK MFR # MOMENTUM 4 Black

the JRX215 does a great job projecting live vocals

Beyerdynamic DT 900 PRO X Open-Back Studio Headphones Kenwood DDX9707S There's no need for groundingBeyerdynamic DT 900 PRO X Open Back Studio Headphones The Beyerdynamic DT 900 PRO X Open Back Studio Headphones with Stellar. 45 Driver for Mixing and Mastering are engineered for audiophiles and music creators who demand exceptional sound quality and comfort. With its innovative STELLAR. 45 driver, this headphone set delivers remarkable performance across all playback devices, making it the ideal choice for mixing and mastering in any environment.