Inspectee

Headphones

Compare Sennheiser HD 350BT vs. Sennheiser HD 660S

This is a side-by-side comparison of the specs of the HD 350BT vs. the HD 660S. Differences are highlighted in yellow.
Item HD 350BT HD 660S
Item image Item image
Impedence 150Ω [x]
Bluetooth version 5 [x]
Wireless? Yes [x]
Buy now