Echelon 20

Comfort and Fit

The Echelon 20 features a foam-filled headband pad that evenly distributes the headset weight with no pressure points for maximum wearer comfort. The lightweight ear cushions combine comfort with an excellent acoustic seal. An outer urethane layer ensures long life and all cushions are field replaceable.

Sound Quality

The Echelon 20 provides an impressive 20+ dB of passive noise protection and top-quality noise-cancelling electret microphone for clear, reliable communications.

Microphone

The boom arm features a sealed ball-and-socket joint and flexible boom for precise microphone placement on any head size. The boom rotates overhead for placement on either side of the head. The microphone cartridge features a noise-cancelling electret element.

Cordage

The microphone cordage is protected inside the boom arm. Shielded wire throughout the headset protects against RFI and EMI. Strain reliefs on all cords provide maximum durability.

Color	Medium Gray
Frequency Response	100 Hz - 3.5 kHz
Impedance	150 Ω
Microphone Frequency Response	100 Hz - 3.5 kHz
Microphone Impedance	50-600 Ω
Microphone Sensitivity	-50 +/- 6 dBV/Pa
Microphone Type	Noise-Cancelling Electret
Noise Reduction	≤ 20 dB
Speaker	Dynamic
Speaker Sensitivity	95 SPL/mW
Weight	14.22 oz (403 g)