B-Stock, Sennheiser HD 620S headphones; wired; over ear; closed back; dynamic. frequency range: 6 Hz - 30 kHz. impedance: 150 ohms; sound pressure level: 105 dB (1 kHz/1Vrms); driver size: 42 mm; total harmonc distortion: <0,05% (1 kHz, 90 dB); ear...
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