MECHANICAL
Dimensions (HxW) Approximately 230 x 125 mm
Weight 339 g without cable. 375 g with cable.
Cable 10-meter flexible durable cable
ELECTRICAL
Termination 4-pin plug
Frequency Response 50Hz - 6KHz, 27 mm diameter.
Microphone Dynamic, Noise Cancelling, -57+/-3dB (0dB=1V/pa 1 kHz), nom 230Ω
Earphone 150Ω+/-15%, 124dB+/-3dB, 600-1200Hz
ENVIRONMENTAL
Temperature -30°C to +60°C
Humidity <90% humidity, -20-+50°C
Ingress Protection Rating IP-54 (when in use)
Attenuation Rating (HML) H=31dB / M=26dB / L=20dB
Attenuation Rating (SNR) 29 dB