TSO and ETSO

TSO stands for Technical Standard Order.

ETSO stands for European Technical Standard Order.

Almost all of the Sennheiser aviation headsets meet the requirements of the European Agency EASA and the FAA.

These headsets include an approval certificate and the Form 1 document in the packaging. Only approved headsets guarantee that all requirements and standards of the industry will be met.


#### approvals by European EASA and FAA - HD 46 ETSO C57a&C58a, FAA C-139 - HME 46 ETSO C57a&C58a, FAA C-139 - HMEC 46 ETSO C57a&C58a, FAA C-139 - HME 26 ETSO C57a&C58a, FAA C-139 - HMEC 26 ETSO C57a&C58a, FAA C-139 #### approvals by former European JAA and FAA - HME 45 JTSO C57a&C58a, FAA JTSO C57a&C58a - HMEC 45 JTSO C57a&C58a, FAA JTSO C57a&C58a - HME 25 JTSO C57a&C58a, FAA JTSO C57a&C58a - HMEC 25 JTSO C57a&C58a, FAA JTSO C57a&C58a #### approvals by former European JAA - HME 100 JTSO C57a&C58a - HME 110 JTSO C57a&C58a - HMEC 300 Series JTSO C57a&C58a - HMEC 350 Series JTSO C57a&C58a

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  • 07-May-2015
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