The headphones also feature COM-Ti Membrane Vibrating Technology which makes the treble pure and bright while keeping the bass mellow and thick.

ENGADGET: Rapoo H9080 wireless headphones promise mellow bass, 10 hour battery life

This editor found the treble to be much to bright for his tastes -- especially with rock and pop tracks, it became quite jarring unless we toned it down with Google Music's EQ.

ENGADGET: Ears-on with Klipsch's latest intra-aural headphone lineup: Image S4 (II) series, X7i