Sennheiser HD 280 PRO – closed-back circumaural studio headphones; 64 Ω impedance; 8–25,000 Hz frequency response; max SPL 113 dB (1 kHz/1 Vrms); THD <0.1% (1 kHz/100 dB); passive noise attenuation up to 32 dB; approx. 285 g (without cable); single-sided coiled cable 1.3–3.0 m with 3.5 mm plug and screw-on 6.3 mm adapter; foldable with rotating earcups.
Designed for professional monitoring, the HD 280 PRO pairs robust construction with linear, low-distortion reproduction and strong isolation, making them suitable for tracking, location work, and FOH monitoring in loud environments. The collapsible frame and swiveling cups streamline transport and single-ear monitoring, while the replaceable pads and cable support long-term serviceability.
KEY FEATURES
- Closed, circumaural design with up to 32 dB passive isolation
- Linear tuning and low distortion for reliable monitoring
- Single-sided coiled cable (min. 1.3 m / max. 3.0 m)
- Collapsible headband and rotating earcups for compact transport
- Detachable, serviceable parts (earpads, headband pad, cable)
- 3.5 mm plug with screw-type 6.3 mm adapter included
TECHNICAL SPECIFICATIONS
- Transducer principle: Dynamic, closed
- Earcoupling: Circumaural (around-the-ear)
- Impedance: 64 Ω
- Frequency response: 8 – 25,000 Hz
- Max. sound pressure level: 113 dB (1 kHz, 1 Vrms)
- Total harmonic distortion (THD): < 0.1% (1 kHz, 100 dB)
- Ambient noise attenuation: ≤ 32 dB
- Contact pressure: ≈ 6 N
- Cable: Single-sided coiled, 1.3–3.0 m
- Connector: 3.5 mm TRS + screw-on 6.3 mm adapter
- Weight (without cable): ≈ 285 g
