Superlux HD631 DJ headphones, CLOSED-BACK

The HD631 is a high sound quality headphone developed specifically for professional DJs, designed to clearly emphasize the beat of the music as well as capturing its more subtle nuances. With its 51mm（2”）extra-large diaphragms and high-energy Neodymium magnets, HD631 presents an excellent, balanced sound profile while giving an extra punch to the low end frequencies.

General Features

• Powerful bass and clear mid-to-high sound ranges capture subtle nuances of the music
• 51mm（2”）large diaphragm offers high efficiency and wide dynamic range
• Patented auto-adjustable headband construction offers a truly comfortable fit
• Rotating ear pad construction for convenient single-ear monitoring
• Detachable 3m（9.8 ft.）coiled cable, included cable clip secures the detachable cable from pulling out by accident

Sound profiles to suit your taste

HD631
Exceptionally rich low-mid response gives a powerful rhythm presence

frequency HD631

Both the HD631 and HDJ-2000 have a similar frequency curve, offering the best in sound quality, fit and durability for professional DJ applications.

Specifications

Type：Dynamic, closed-back
Driver：Ø51mm, Neodymium
Sensitivity：101 dB SPL（1mW）
Frequency Response：20～20,000Hz
Maximum Input Power：3,000mW
Rated Impedance：40Ω（Copper-coated aluminum wire）
Total Harmonic Distortion：<0.25% @ 1 kHz / 1V
Earpad：Leatherette
Cable：3-meter（9.8 ft.）coiled, single-sided；plug-in cable on headphones（mini stereo connector）
Connector：Gold plated stereo mini plug
Headphone Caliper Pressure：Approx. 5N
Net Weight（without cable）：260g（9.16 oz）