Sennheiser's HDB 630 headphones combine wireless convenience with wired lossless audio

Sennheiser hasn’t debuted a premium set of wireless headphones since the Momentum 4 arrived in 2022. Sure, there were two sets of Accentum cans, but those offer more mid-range performance in the $180-$250 range. Instead of a Momentum 5 for its latest release, the company has revealed the HDB 630: a $500 set of wireless noise-canceling headphones that offer lossless listening via wired connection.

If you’re thinking the HDB 630 looks an awful lot like the Momentum 4, you’re correct. Sennheiser says this new model “inherited” the chassis from those 2022 headphones, but there’s a new acoustic system inside for “focused listening.” That setup includes 42mm dynamic drivers what were “designed for purity, not hype.” As such, the company promises you’ll hear “the vibe that left the mastering studio” thanks to careful attention to the midrange, vocals and overall dynamics.

Those drivers are supported ...