Beyerdynamic DT290 2-Ear Light Communication Headset

Headset with dynamic microphone for broadcast and intercom(closed).

Features:

• Closed headphone
• Good ambient noise attenuation
• Neodymium magnet system for perfect reproduction
• Soft, circumaural ear pads
• Single-sided, plug-in type connecting cable (delivery does not include the connecting cable)
• Limiter (optional)
• Flexible, pivotable gooseneck for optimal positioning with elasticated microphone suspension
• DT 280 single-sided version

Specifications:

• Headphone
  • Transducer principle: Dynamic
  • Operating principle: Closed
  • Transmission range: 10 - 30,000 Hz
  • Nominal impedance: 80 Ω or 250 Ω / system
  • Nominal SPL at 1 kHz: 100 dB SPL at 1 mW = 0.28 V to 80 Ω
  • T.H.D: < 0.2%
  • Nominal power rating: 100 mW = 120 dB = 2.8 V to 80 Ω
  • Ambient noise insulation : approx. 16 dBA
  • Average pressure on ears: 4.5 N
  • Weight without cable: 170 g (DT 280), 240 g (DT 290)
• Microphone: DT 280/290
  • Transducer principle: Dynamic
  • Frequency response : 40 - 12,000 Hz
  • Polar pattern : Hypercardioid
  • Output voltage at a distance of 5 cm: approx. 1.3 mV/Pa
  • Nominal impedance: 200 Ω
  • Nominal output impedance: > 1000 Ω
  • Outer diameter: approx. 23.2 mm
• Microphone: DT 290 V.11
  • Transducer principle: Dynamic
  • Frequency response : 40 - 12,000 Hz
  • Polar pattern: Hypercardioid
  • Output voltage at a distance of 5 cm: approx. 1.5 V/Pa
  • Nominal impedance: 200 Ω
  • Current consumption: 8 - 56 mA
  • Outer diameter: approx. 23.2 mm