Sennheiser HD 620S Portable Bloom Audio breaks down the

Bloom Audio breaks down the sound

rubberized brown headband spreads the load for extended sessions

Includes a customized blue-filament black carbon fiber case large enough for your Prion4 and maybe a DAP and amp

Hybrid linear power supply with UPS using supercapacitors for safe shutdown

000-tap filter recovers timing information from PCM with accuracy that brings recordings to life in ways listeners describe as transformative

Sennheiser HD 620S Portable Bloom Audio breaks down theSennheiser's acclaimed HD 600 series takes a new direction with the HD 620S, bringing the lineage's signature midrange clarity and natural tonal balance to a closed back design built for listeners who need isolation without losing the HD 600 character. Type and Technology Over ear, closed back, dynamic. 42mm transducer with an angled driver positioning derived from Sennheiser's open back research. Handcrafted in Ireland. Sound Character Natural,