The white Direct Sound Headphones EX-29 Extreme Isolation Headphones are designed for studio and sound engineers as well as all types of musicians. They feature high-fidelity drivers with TruSound Tonal Accuracy technology. They're integrated with 29 dB of eco-friendly natural passive isolation, which affords maximum isolation. The EX-29 Headphones yield perfect recordings by preventing any bleed from a click-track or prerecorded music from getting to your live microphone. The headphones support a 20 Hz to 20 kHz frequency range and they have a 1000 mW maximum power level. Plus, the EX-29 headphones are even equipped with a padded, adjustable IncrediFlex headband.