Behringer Stereo Professional Drummer Reference HeadphonesBehringer DH80 and DH100 Professional Drummer Reference Headphones are closed back, noise isolating studio headphones designed for drummers, offering up to 19 dB of ambient noise attenuation. They feature 40mm 50mm drivers, a 3 meter cable, and a foldable, lightweight design tailored for long practice sessions. Key Features of the DH Series (DH80 DH100): Noise Isolation: High quality ear cushions reduce ambient noise by up to 14 dB (DH80) or 19 dB