The ER2XR provides impactful bass response while maintaining the clarity in the midrange and highs that Etymotic is known for. The ER2XR offers Etymotic's renowned isolation featuring a variety of eartips to provide 35dB+ of noise reduction so you will hear the detail buried in the mix without raising the volume to compensate for ambient noise. The high performance dynamic drivers in the ER2XR can satisfy the in-ear monitoring needs of musicians, while appealing to more casual listeners who like a bit more presence of bass. Features · True high-accuracy sound with enhanced and extended bass · Metal earpieces with anodized finish · 35+ dB of external noise isolation · Assortment of eartips for the perfect in-ear fit · Detachable cable allows for easy replacement · High performance moving coil driver · Earphones include: · Detachable, 4-foot cable · Foam and 3-flange ear tips · Filter removal tool and filters · Compact storage pouch · Shirt clip