PRODUCT COMPARISON

	DT 990 PRO	DT 900 PRO X	DT 1990 PRO	DT 770 PRO
APPLICATION	Mastering and mixing in the studio	Mastering and mixing in the studio and on the go	High-end mastering and mixing in the studio	Monitoring and recording in the studio
IDEAL FOR*	Musicians, producers, podcaster, streamer	Musicians, producers, podcaster, streamer	Musicians, sound engineers, producers, podcaster	Musicians, producers, podcaster, streamer
OPERATING PRINCIPLE	Open-back (The housings are open so they retain air and sound permeability.) Particularly suitable for large ears thanks to large ear cushions.	Open-back (The housings are open so they retain air and sound permeability.)	Open-back (The housings are open so they retain air and sound permeability.) Particularly suitable for large ears thanks to large ear cushions.	Closed (The housings are completely closed so incoming and outgoing noise is attenuated.) Particularly suitable for large ears thanks to large ear cushions.
SOUND	Strong treble, analytical, very spatial, transparent, excellent depth gradation	Spatial and transparent. The differentiated sound image enables precise location of the sound sources. Particularly natural sound reproduction across the entire frequency spectrum.	Excellent resolution and spatiality, excellent bass depth, powerful bass and detailed treble reproduction	Excellent spatiality, high transparency, powerful bass and detailed treble reproduction
CABLE	3 m straight cable (80 ohms), 3 m coiled cable (250 ohms)	3 m or 1.8 straight cable, detachable	3 m, stretched cable and 5 m coiled cable with detachable and lockable 3-pin mini-XLR cable connector	1.6 m straight cable (32 ohms), 3 m straight cable (80 ohms), 3 m coiled cable (250 ohms)
REPLACEABLE PARTS	✓	✓	✓	✓
IMPEDANCE	80 or 250 ohms	48 ohms	250 ohms	32, 80 or 250 ohms
EARPADS	Silver grey velour	Grey velour	Black velour	Black leatherette (32 ohms), silver grey velour (80 ohms & 250 ohms)

NOMINAL HEADBAND PRESSUREFirm fit for professional use, approx. 3.5 – 5.5 N

TRANSMISSION TYPEWired

WEIGHT HEADPHONES WITHOUT CABLE250 g

HEADPHONE FREQUENCY RESPONSE5 – 35.000 Hz

NOMINAL SOUND PRESSURE LEVEL96 dB

SOUND COUPLING TO THE EARCircumaural (around the ear)

CABLE & PLUGCoiled connecting cable with mini-jack plug (3.5 mm) & ¼“ adapter (6.35 mm)

Category: Beyerdynamic

beyerdynamic DT 990 PRO Studio headphones for mixing and mastering – 250 ohms (open)

beyerdynamic DT 880 EDITION Hi-fi headphones (semi-open)

beyerdynamic DT 770 PRO: Closed studio headphones