The high-quality, stereo Vic Firth SIH1 Isolation Headphones reduce overall noise levels by 24dB. They let you hear the music without hearing too much of it. Great for live situations or playing along with recorded music. Automatically self-aligning with broad foam cushions for maximum comfort. Designed in conjunction with Vic Firth Signature artist Rod Morgenstein, these headphones were made with the recording, performing, and teaching musician in mind.Frequency response: 20Hz-20kHz 50mm drivers 12.5" cord with 1/4" and 1/8" plugs Foam cushions for maximum comfort Cut ambient-noise levels by 24dB Great for sound engineers in live recording situations