B400 - Wireless Quad Balanced Armature Earphones

The 3D printed housing feels surprisingly solid for how light it is, and the neckband stays put even during my commute. The four balanced armature drivers give vocals a crispness I didn’t expect at this price, though I’m still getting used to the fit.

The MMCX connectors are a lifesaver—I swapped the neckband for a wired cable when my Bluetooth battery died mid-flight, and the 3D printed housing feels solid enough to survive my gym bag. The four balanced armature drivers give the highs a crispness I didn’t expect at this price, though I do wish t

I was worried these would feel heavy around my neck, but the MMCX connectors make swapping to the neckband cable effortless. The 3D-printed housing is surprisingly light and fits my ears perfectly during long listening sessions.