HD 350BT
Model: SEBT3
HD 450BT
Model: SEBT4
Safety Guide
Sennheiser is a registered trademark of Sennheiser electronic GmbH & Co. KG. Apple and the Apple logo are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc. Android and Google play are registered trademarks of Google Inc. The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Sennheiser electronic GmbH & Co. KG is under license. Other company and product names mentioned herein are trademarks of their respective owners.
Sennheiser electronic GmbH & Co. KG
Am Labor 1, 30900 Wedemark, Germany
www.sennheiser.com Publ. 08/20, 587111/A04
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.
Preventing damage to health and accidents
- Do not listen at high volume levels for long periods of time to prevent hearing damage.
- The product generates stronger permanent magnetic fields that could cause interference to cardiac pacemakers, implanted defibrillators (ICDs) and other implants. Always maintain a distance of at least 3.94″ (10 cm) between the product component containing the magnet and the cardiac pacemaker, implanted defibrillator or another implant.
- 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
- heat generation
- fire development
- 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 identifier, hardware revision number, the 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.
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.
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: +61 2 9910 6700 email: [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), The Zenith, Tower A, L14, 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 SEBT3, 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 product, 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.
HD 350BT / HD 450B-1-Compliance Information
The compliance marks are printed on the baffle. under the ear pads. To remove or replace the ear pads. please refer to the instruction manual.
Frequency band: 2402 – 2480 MHz
Transmit power: 12.8 mW (max.)
| Country/Region | Model: SEBT3 Model: EBT4 |
| USA |  FCC ID: DMOSEBT4 |
| Canada | IC: 2099A-SEBT4 CAN ICES-3 (B)/NMB-3(B) |
| Europe |  |
| Australia/New Zealand |  |
| Singapore | Complies with IMDA Standards 08100582 |
| South Korea |  Battery:XU100367-18044A | Battery:XU100367-16007A |
| (Certificate): R-C-SE9-SEBT4 (Applicant): Sennheiser electronic GmbH & Co. KG (Product name): HD 350BT, HD 450B1 (Model): SEBT3, SEBT4 (Date): See label (Manufacturer): Sennheiser electronic GmbH & Co. KG (Country of origin): China | ||
| Japan | 201-190764 | |
| Taiwan |  CCAF19LP282AT9 | CCAF19LP2820T7 |
| Brazil |
| |
| Mexico | NOM | |
| IFETEL: RCPSESE20-0057-A1 | IFETEL: RCPSESE20-0057 | |
| China |  CMIIT ID: 2019DJ12608 | CMIIT ID: 2019DJ12645 |
| Indonesia | 69025/SDPPI/2020 4863 | 69535/SDPPI/2020 4863 |
00094-20-07350Statements regarding FCC and ISED
This device complies with Part 15 of the FCC rules, RSS-247 of Innovation, Science and Economic Development Canada (ISED). Operation is subject to the following two conditions: 1) This device may not cause harmful interference, and 2) This device must accept any interference received, including interference that may cause undesired operation.
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
Changes or modifications made to this equipment not expressly approved by Sennheiser electronic Corp. may void FCC authorization to operate this equipment.
RF Radiation Exposure Information
The product complies with the rules of FCC and ISED (RSS-102) for the portable RF exposure limit set forth for an uncontrolled environment and is safe for intended operation as described in this manual. This product is not subjected to FCC routine RF exposure evaluation per Section 2.1093 and RSS-102 of ISED. Further RF exposure reduction can be achieved if the product can be kept as far as possible from the user body or set the device to lower output power if such a function is available.
This transmitter must not be co-located or operated in conjunction with any other antenna or transmitter. Use of other accessories not verified by the manufacturer may not ensure compliance.
