Features: Adjustable Design: the earmuffs are adjutsable design,no blocking to wear/for always find a comfortable angle to use. Orginal Audio & Better Sound: the original audio for Quest 2 is introduced into the earmuffs through the guide rail, the earmuffs do not need sound by themselves, and the original speaker has better sound quality. Flexible and Elastic: the width adjustment of the earmuffs adopts flexible spring design, and the size of the for head fits well, no sense of wear pressure, and prevents sound leakage. More Powerful Sound: Closed design, effectively reducing volume loss, more shocking sound, high-quality leather with soft sponge earmuffs, more comfortable to wear, earplug-type earmuffs effectively sound insulation, better privacy. No Need to Plug, More Electricity Saving: by conducting audio sounds for QUEST 2, no additional power is required for pronunciation, which can effectively save the power of the host and improve the battery life. Simple Installation & Wide Compatibility: installation is simple, for Quest Q2/FIIT VR T2/T2power VR headsets. Specifications: Model: B2 Material: ABS Size: Approx. 135x75x40 mm/5.31x2.95x1.57 inch Applicable Models: for Quest Q2 VR Headset, FIIT VR T2/T2power VR Headset Package Includes: 1 Pair B2 Sound Earmuffs 1 Piece User Manual 1 Piece Envelope 1 Piece Packing Box note: Other demo accessories in the pictures are not included. Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you mind. Due to the difference between different monitors, the picture may not reflect the actual color of the item.