SENNHEISER SEBT4 Bluetooth Wireless Headphone

Important safety instructions
- Read the instruction manual, safety guide, quick guide (as supplied) carefully and completely before using the product.
- Always include this safety guide when passing the product on to third parties.

- Do not use the product if it is obviously defective or makes loud, unusual (whistling or beeping) noise.
- Use only the product in environments where wireless Bluetooth® transmission is permitted.

- Keep the product, accessories, and packaging parts out of reach of children and pets to prevent accidents. Swallowing and choking hazard.
- Do not use the product in an environment that requires your special attention (e.g. in traffic). Especially the product’s active noise cancellation can make ambient noise inaudible or drastically change the perception of acoustic warning signals.
Preventing damage to the product and malfunctions
- Always keep the product dry and do not expose it to extreme temperatures (hairdryer, heater, extended exposure to sunlight, etc.) to avoid corrosion or deformation. The normal operating temperature is from 0 °C to 40 °C/32 °F to 104 °F.
- To avoid loud, unusual (whistling or beeping) noise and to ensure proper noise cancellation, do not cover the microphone openings of the active noise cancellation circuitry located on the outside of the ear cups.
- Use only attachments/accessories/spare parts supplied or recommended by Sennheiser.
- Only clean the product with a soft, dry cloth.
Safety instructions for the Lithium-Polymer battery pack
- WARNING In extreme cases, rechargeable batteries may leak and may cause the following hazards if abused or misused:

- explosion
- fire development
- heat generation
- smoke or gas development
- Dispose of defective products with built-in rechargeable batteries at special collection points or return them to your specialist dealer.

- Only use rechargeable batteries recommended by Sennheiser and the appropriate chargers.

- Only charge the product/rechargeable batteries at ambient temperatures between 10 °C/50 °F and 40 °C/104 °F.

- Switch battery pack-powered products off after use.

- When not used for extended periods of time, recharge the product/rechargeable batteries regularly (about every 3 months).

- Do not heat the product/rechargeable batteries above 70 °C/158 °F. Avoid exposure to sunlight and do not throw the product/rechargeable batteries into fire.

Notes on data collection and processing and on firmware updates This product stores individual settings such as the volume, the sound profiles, and the Bluetooth addresses of paired devices. This data is required for the operation of the product and is not transferred to Sennheiser or companies commissioned by Sennheiser and is not processed. Using the “Sennheiser Smart Control” app, you can update the firmware of the product for free via an Internet connection.
If the device on which the app is installed is connected to the Internet, the following data is automatically transferred to and processed by Sennheiser servers in order to provide and transfer suitable firmware updates: hardware indentifier, hardware revision number, firmware version of the product, and version of the app. The data will only be used as specified and will not be stored permanently. If you do not want this data to be transferred and processed, do not connect to the Internet.
Intended use/Liability
These headphones are designed as an accessory for Bluetooth-compliant devices for wireless audio communication like music playback and telephone calls via Bluetooth wireless technology.
It is considered improper use when this product is used for any application not named in the associated product guides.
Sennheiser does not accept liability for damage arising from abuse or misuse of this product and its attachments/accessories. Sennheiser is not liable for damages to USB devices that are not consistent with the USB specifications. Sennheiser is not liable for damages resulting from the loss of connection due to flat or over-aged rechargeable batteries or exceeding the Bluetooth transmission range. Before putting the product into operation please observe the respective country-specific regulations.
Manufacturer Declarations
More information on legal compliance labels can be found at the end of this document. Warranty Sennheiser electronic GmbH & Co. KG gives a warranty of 24 months on this product. For the current warranty conditions, please visit our website at www.sennheiser.com or contact your Sennheiser partner.
Sennheiser product warranty FOR AUSTRALIA ONLY
Sennheiser goods come with guarantees that cannot be excluded under the Australian Consumer Law. You are entitled to a replacement or refund for a major failure and compensation for any other reasonably foreseeable loss or damage. You are also entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure. This warranty is in addition to other rights or remedies under the law. Nothing in this warranty excludes limits or modifies any liability of Sennheiser which is imposed by law, or limits or modifies any remedy available to the consumer which is granted by law.
If subject to servicing, change to below: To make a claim under this warranty, contact Sennheiser Technical Services and Spare Parts Sales c/o Linfox, Gate 3, 1 Fox Lane, Erskine Park, 2759, NSW Australia; Phone: (02) 9910 6700, email: au [email protected] All expenses of claiming the warranty will be borne by the person making the claim. The Sennheiser International Warranty is provided by Sennheiser Australia Pty Ltd (ABN 68 165 388 312), Level 14, Tower A Zenith Building, 821 Pacific Highway, Chatswood NSW 2067, Australia.
In compliance with the following requirements
- Product Safety Directive (2001/95/EC)
- Compliant to Sound Pressure Limits according to country-specific requirements
EU Declaration of Conformity
- RoHS Directive (2011/65/EU)
- Hereby, Sennheiser electronic GmbH & Co. KG declares that the radio equipment type SEBT4 is in compliance with Radio Equipment Directive (2014/53/EU).
- The full text of the EU declaration of conformity is available at the following internet address: www.sennheiser.com/download.
Notes on disposal
- Battery Directive (2006/66/EC & 2013/56/EU)
- WEEE Directive (2012/19/EU)
The symbol of the crossed-out wheeled bin on the pro- duct, the battery/rechargeable battery (if applicable), and/or the packaging indicates that these products must not be disposed of with normal household waste, but must be disposed of separately at the end of their operational lifetime. For packaging disposal, please observe the legal regulations on waste segregation applicable in your country.
Further information on the recycling of these products can be obtained from your municipal administration, from the municipal collection points, or from your Sennheiser partner.
The separate collection of waste electrical and electronic equipment, batteries/rechargeable batteries (if applicable) and packaging is used to promote the reuse and recycling and to prevent negative effects caused by e.g. potentially hazardous substances contained in these products. Herewith you make an important contribution to the protection of the environment and public health.



























