Grado Signature S550 Headphone (Open Box) phono stage One key controls switching between

One key controls switching between the four different inputs

It complies with Bluetooth 3

5mm single-ended and 4

you’ll definitely want to take the hip-dac2 with you wherever you go

and immersive experience that awakens the senses of the listener

Grado Signature S550 Headphone (Open Box) phono stage One key controls switching betweenThe Grado Signature S550 brings the core values of the Signature Line into a more streamlined and approachable form. Designed for listeners who value musical engagement as much as technical performance, the S550 delivers clarity, balance, and energy in a headphone built for long, immersive listening sessions. At its heart, the S550 is tuned to preserve the immediacy and openness Grado is known for, while offering a refined presentation that remains