Echelon 20

Great passive noise reduction aviation headset for students and new pilots

  • 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.

    (Not TSO Approved)

Designed for students, budget minded pilots, and value-conscious experienced fliers, the Telex Echelon™ 20 full cushion aviation headset offers comfort, excellent hearing protection and value. The Echelon 20 provides an impressive 20+ dB of passive noise protection and a top-quality noise canceling electret microphone for clear, reliable communications. The Echelon 20 features a low-profile headband for even weight distribution plus patented ComfortCam™ technology, a three-click tension adjustment system for a custom fit. Special earpieces with foam ear-seals pivot two ways to conform to any wearer while detent sliders adjust the headband — making the Telex Echelon 20 a comfortable headset for any flight.


Impedance 150 Ω (±20%)
Speaker Sensitivity 95 dB SPL (1 kHz, 1 mW)
Speaker Frequency Response 100 Hz – 3.5 kHz

Microphone Sensitivity -52 dB re: 1 V / μbar @ 1 kHz, 12 VDC
Cord Length ~5.5 ft. (1.7 m)
Noise Reduction Passive up to 20 dB
Connector Type PJ-068 & PJ-055 equivalent
Warranty 3 years
Weight ~14 oz (403 g)


Name Size Date
Echelon 20 EC Declaration of Conformity 248KB Feb 6, 2020


Name Language Size Date
Echelon 20 User Instructions EN 141KB Nov 6, 2014
Name Size Date
Headset Cleaning Memo 84KB Jun 12, 2020
Headset Storage and Care Memo 84KB Feb 2, 2021
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