Sennheiser Momentum Free In Ear Wireless Headphones


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The delightful MOMENTUM Free is our most compact Bluetooth headphone ever. A true MOMENTUM that packs all the style and substance you could ask for – in a highly portable design. It delivers immaculate wireless hi-fi sound thanks to Bluetooth 4.2 and Qualcomm® apt-X™, its high quality ergonomic design ensures an outstanding all-day listening experience. With an integrated microphone, a six-hour battery life and a luxurious leather case, the MOMENTUM Free is the perfect companion for the mobile lifestyle.


  • The essence of sound and style.

    The smaller the headphone, the more meticulously built it has to be. The Sennheiser MOMENTUM Free is pure precision. From its custom machined stainless steel in-ear sound tunnels for the signature MOMENTUM sound to its luxurious leather carrying case. A delight to see, hear and feel. Liberate and enhance your listening experience!

    Smooth passage for outstanding sound

    A premium product in every detail the MOMENTUM Free features custom machined stainless steel in-ear sound tunnels that channel the sound from its high-quality dynamic speaker system losslessly into the ear. Resulting in superior acoustic precision and that satisfying signature MOMENTUM sound: powerful bass response, detailed vocal projection and a great sound stage. Enjoy your music to the full.

  • Latest wireless technology for enhanced gaming and sound

    You may wonder where we put it, but it is all there: Bluetooth 4.2, AAC codec support and Qualcomm® apt-X™ support. Together they ensure crystal clear wireless transmission in true hi-fi sound. Also, apt-X™ Low Latency lets you enjoy your videos more, by keeping audio perfectly in sync with the visuals.

    Communication is all around your neck

    The MOMENTUM Free offers all the amenities you would expect from a premium headset. It communicates seamlessly with your mobile device thanks to a three-button remote and high-quality in-line microphone between the earpieces. So, you can make phone calls and control music on the go with ease. For ultimate convenience, multi-connection with up to 2 devices at once and 3-way calling support are also provided. An intuitive system of voice prompts notifies you about the pairing or battery status.

    You’re welcome to listen longer

    Once you listen to the MOMENTUM Free you are not inclined to stop any time soon. Not least because of the supreme comfort the included ear adapters – in four different sizes – provide. Ensuring a snug and secure fit they also block ambient noise quite effectively. Accordingly, the battery lasts for six long hours of listening pleasure. It can be charged via the supplied USB cable.

    Street-smart stylishness

    Built with uncompromised craftsmanship from premium materials including stainless steel and featuring chrome accents the MOMENTUM Free is both sturdy and stylish. Well-conceived down to the detail its earpieces are magnetic so you can elegantly join them together and wear them comfortably around your neck when they are not in use. Of course, you can also put the MOMENTUM Free in the premium leather carrying case it comes with.

  • Wearing style: Neckband

    Microphone Type: MEMS

    Bluetooth Version: 4.2

    Supported Profiles:  

    A2DP 1.2

    AVRCP 1.4

    HSP 1.2

    HFP 1.6 - HD Voice

    (Or higher)

    Frequency response: 15Hz - 22000Hz

    Max. sound pressure level: 118dB (Passive: 1kHz/ 1Vrms) > Active

    THD, total harmonic distortion: <0.5%

    Ear coupling: In Ear

    Transducer principle: Dynamic (SYS10)

    Weight: < 40g

    Audio input: Bluetooth

    Range: up to 10 meters

    Min. terminating impedance:

    28 Ohm (Passive)

    480 Ohm (Active)

    Operating voltage (mains): 3.0-4.2V

    Sensitivity as per 121 TR 9-5:

    - 44 dB V/Pa

    Sending Loudness Rating (SLR)

    Wideband: 10dB +/- 5dB

    Narrowband: 8dB +/- 5dB

    Battery Specification: (~85mAh)

    Codecs: apt-X ® / apt-X ® LL /AAC/SBC

    Personal fit: XS, S, M, L (4 sets)

    Voltage: 3.7V Nominal


    2 device simultaneously (HFP/A2DP)

    8 device in pairing list

    Charging Current: 3.0-4.2V