Product Features
  • Highly sensitive headphone and microphone transducers
  • Excellent ambient noise attenuation
  • Capable of handling very high SPL
  • Rugged construction
  • Excellent comfort for long-term wearing
  • Modular construction for easy servicing
Our Price $349.00

Need more information about this product? - We'll get back to you ASAP
You must enter a valid email address.
Email me when stock arrives
North Island
South Island

For many years, the DT 109 has been the standard headphone /microphone combination for live, remote broadcasting, studio, film, TV and language laboratory application. Rugged, field-servicable construction. The headphone transducers feature extended frequency response. Adjustable, noise-cancelling microphone provides clear, audible speech transmission

Headphone nominal impedance400Ohms
Microphone nominal impendance200Ohms
Cable optionsWithout cable
Additional specifications
Transducer typeDynamic
Operating principleClosed
Frequency response30 - 20,000 Hz
Nominal impedance400Ω±10%per cartridge**more impedances available
Nominal SPL at 1kHz94dB T.H.D < 1%
Power handling capacity1000mW = ^ 124dB
Ambient noise attenuationapprox. 20dBA
Sound coupling to the earCircumaural
Headband pressureapprox. 4.5 N
Weight (without cable)390g
Transducer typeDynamic
Operating principlePressure gradient
Frequency response40 - 12,000 Hz
Polar patternHypercardioid
Output voltageapprox. 2.5mV at a distance of 5 cm
Nominal impedance200 Ω
Load impedance≥1000Ω
Beyerdynamic DT 109 Headset Without Cable (Black)
DT 109 200 400 BLACK
DT 109 200 400 BLACK
RM Product #: