Safety instructions

•Please read these instructions carefully and completely before using the headset.

•Make these instructions easily accessible to all users at all times. Always include these instructions when passing the headset on to third parties.

•Never repair or attempt to repair a defective headset yourself. Contact your local Sennheiser agent or the Sennheiser Service Department.

•Protect the headset from humidity and dust.

Intended use of the headset

Intended use includes:

•having read these instructions especially the chapter “Safety instructions”.

•using the headset in jet aircraft and within the operating conditions as described in these instructions.

Improper use

Improper use means use of the headset other than as described in these instructions or when you use it under operating conditions which differ from those described in these instructions.