Model | SRH440 | SRH550DJ | SRH750DJ | SRH840 | SRH940 | SRH1440 | SRH1840 |
Design | Closed-Back, Circumaural | Closed-Back, Supra-aural | Closed-Back, Circumaural | Closed-Back, Circumaural | Closed-Back, Circumaural | Open-Back, Circumaural | Open-Back, Circumaural |
Created for: | Home & Studio Recording | DJ Mixing & Personal Listening | DJ Mixing & Monitoring | Critical Listening & Studio Monitoring | Critical Listening, Studio Monitoring & Mastering | Mastering & Critical Listening Applications | Mastering & Critical Listening Applications |
Driver | 40 mm dynamic, neodymium magnet | 50 mm dynamic, neodymium magnet | 50 mm dynamic, neodymium magnet | 40 mm dynamic, neodymium magnet | 40 mm dynamic, neodymium magnet | 40 mm dynamic, neodymium magnet | 40 mm dynamic, neodymium magnet |
Sensitivity (1kHz) | 105 dB/mW | 109 dB/mW | 106 dB/mW | 102 dB/mW | 100 dB/mW | 101 dB/mW | 96 dB/mW |
Impedence (Nominal, 1 kHz) | 44 Ohm | 32 Ohm | 32 Ohm | 44 Ohm | 42 Ohm | 37 Ohm | 65 Ohm |
Max Input Power (1 kHz) | 500 mW | 3000 mW | 3000 mW | 1000 mW | 1000 mW | 1000 mW | 1000 mW |
Frequency Range | 10 Hz - 22 kHz | 5 Hz - 22 kHz | 5 Hz - 30 kHz | 5 Hz - 25 kHz | 5 Hz - 30 kHz | 15 Hz - 27 kHz | 10 Hz - 30 kHz |
Net Weight (w/o cable) | 0.60 lb (272 g) | 0.53 lb (235 g) | 0.50 lb (227 g) | 0.70 lb (318 g) | 0.71 lb (322 g) | 0.76 lb (343 g) | 0.59 lb (268 g) |
Cable Type | Coiled, detachable, non-PVC, oxygen-free copper (OFC) | Straight, dual-exit, detachable, non-PVC, oxygen-free copper (OFC) | Coiled, detachable, non-PVC, oxygen-free copper (OFC) | Coiled, detachable, non-PVC, oxygen-free copper (OFC) | Coiled & straight detachable, non-PVC, oxygen-free copper (OFC) | Straight, dual-exit, detachable, non-PVC, oxygen-free copper (OFC) | Straight, dual-exit, detachable, non-PVC, oxygen-free copper (OFC) |
Cable Length | 3.0 m (9.8 ft) | 2.1 m (6.9 ft) | 3.0 m (9.8 ft) | 3.0 m (9.8 ft) | 3.0 m (9.8 ft) | 2.1 m (6.9 ft) | 2.1 m (6.9 ft) |
Connector | Gold-plated 1/8" (3.5mm) stereo mini jack plug with 1/4" (6.35mm) threaded adapter | Gold-plated 1/8" (3.5mm) stereo mini jack plug with 1/4" (6.35mm) threaded adapter | Gold-plated 1/8" (3.5mm) stereo mini jack plug with 1/4" (6.35mm) threaded adapter | Gold-plated 1/8" (3.5mm) stereo mini jack plug with 1/4" (6.35mm) threaded adapter | Gold-plated 1/8" (3.5mm) stereo mini jack plug with 1/4" (6.35mm) threaded adapter | Gold-plated 1/8" (3.5mm) stereo mini jack plug with 1/4" (6.35mm) threaded adapter | Gold-plated 1/8" (3.5mm) stereo mini jack plug with 1/4" (6.35mm) threaded adapter |