Sennheiser HD 550 Open-Back Over-Ear Headphones (Open Box) 2.5mm male + Sennheiser In-Ear Monitors with

+ Sennheiser In-Ear Monitors with a Pentaconn Connection

Flexible Shielding for Enhanced Signal Transmission

Noise EIN -128dBu (A-weighted)

007% @ 0dBFS

Sennheiser HD 550 Open-Back Over-Ear Headphones (Open Box) 2.5mm male + Sennheiser In-Ear Monitors withSennheiser HD 550 Open Back Headphones Your media is keeping secrets. No, not an encoded bitcoin key or Banksy's real name sonic secrets: the faint inhale of a singer, a fretboard squeak, whispered background vocals buried deep in the mix, faraway footsteps in an online game. The HD 550 headphones are your cheat code to hear them all in brilliant detail and lifelike presence. And you don't need a roomful of expensive equipment to access the