The Sony XB-AC10B.AE Headphones look impeccable in black, their secure fit & superior audio technology providing a consistently excellent listening experience. Balanced technology for precision audio Youll enjoy faultless sound for all your music thanks to the implementation of a balanced hybrid XBA armature driver, which reproduces a huge 5-25, 000 Hz sound range to cover those deep bass tones & scintillating high frequencies. The XBAC1-0B.AE Headphones give you high notes with less distortion, combining the broad frequency response with 100d B/m W sensitivity. Enjoy beautifully detailed audio no matter whether youre listening at high or low volumes. Their closed design promotes satisfyingly resonant acoustics, as the tightly-sealed earcups reflect the music back into your ears for more vibrant listening. Stays firmly in place With an ear loop facility, the Sony XBA-C10B.A-E Earphones will stay securely where theyre meant to, & their slim design provide an exceptionally comfortable fit for your ears too. The tangle-free serrated cord is 1.2 meters long & gives you maximum flexibility, keeping knots at bay & permitting greater freedom of movement. Their discreetly sleek & elegant design really does provide the perfect fit & listening experience, whether youre out walking, sitting on the bus or on your travels. Experience first-class audio & versatile listening comfort with the Sony XB-AC10B.AE Headphones in black.