Beyerdynamic DT 990 PRO

Sennheiser HD 650

Beyerdynamic DT 770 PRO (250 Ω)

Manufacturer: Beyerdynamic Sennheiser Beyerdynamic
Model: DT 990 PRO HD 650 DT 770 PRO (250 ohms)
Popularity: #19 #4
Impedance: 250 Ω 320 Ω 250 Ω
Efficiency: 96.0 dB SPL/mW 98.5 dB SPL/mW 96.0 dB SPL/mW
Frequency Response: 5 - 35,000 Hz 10 - 39,500 Hz 5 - 35,000 Hz
Transducer Type: Dynamic Dynamic Dynamic
Operating Principle: Open Open Closed
Ear Coupling: Over-ear Over-ear Over-ear
Weight: 250 g 260 g 270 g
Discontinued:
Current Price: $128.88 $369.93 $141.82