For the ultimate listening experience Get the next generation MOMENTUM 4 Wireless that is inspired by music. Sennheiser’s Signature Sound Discover best-in-class sound with our audiophile-inspired acoustic system. Enjoy your favourite music like never before with our audiophile-inspired 42mm transducer system that delivers brilliant dynamics, clarity and musicality. Make the sound perfect for you using the built-in EQ, presets, sound modes, and Sound Personalisation feature, which tailors the audio to your individual hearing. New Adaptive Noise Cancellation and Transparency Mode Go from total immersion to situational awareness with just a touch. Our next generation Adaptive Noise Cancellation automatically adapts to ambient noise so you can stay immersed and hear every detail, even in noisy environments. Need to hear an announcement on the train or a question from your colleague? Just activate the versatile Transparency Mode at a touch to hear outside sounds without removing your headphones. Premium look & feel Enjoy exceptional comfort and streamlined style. The MOMENTUM 4’s lightweight design features a padded headband and deep, yet soft, cushioned earpads to ensure exceptional and long-lasting wearing comfort. Meanwhile, the low-friction hinge mechanism easily adjusts to give you a great fit without placing excess pressure on your head. Smart & easy Let nothing stand in the way of your listening pleasure. Keep on listening while you fly around the globe, with up to 60-hour battery life and fast charging capability that provides a further 6 hours listening in just 10 minutes. Smart Pause halts playback when the headphones are taken off and automatically resumes when they’re back on your ears so you’ll never miss a beat, while Auto On/Off rapidly powers up the headset when it’s picked up and shuts down to save energy when not in use. What’s in the box Unboxing your Momentum 4 Wireless headphones will reveal everything you need: a carry case that lets you take your new headphones anywhere with full confidence, a USB-C charging cable and 1,2 m auxiliary cable and a quick guide to get you started in no time. Smart Control App For a truly tailored experience, download the Sennheiser Smart Control app, that makes it easy to customize the sound using the Built-in EQ, sound modes and the new Sound Personalization feature. This assesses your listening preferences and adjusts the listening experience according to your taste. Tech Specs Specifications Article number (SKU) 509266 (black), 509267 (white) Wearing style Headband stereo headphones Ear Coupling Around-the-ear, circum-aural Connectivity Bluetooth 5.2 compliant, class 1, 10 mW (max) Transmission frequency 2,402 MHz to 2,480 MHz; GFSK, π/4 DQPSK / 8 DPSK Supported Profiles A2DP, AVRCP, HFP Codecs SBC, AAC, aptX™, aptX adaptive™ Speaker Type Dynamic Transducer principle 42mm diameter Speaker frequency range 6 Hz to 22 kHz Speaker sensitivity 106 dB SPL (1 kHz / 0 dB FS) Total harmonic distortion (THD) Speaker: <0,3% (1 kHz / 100 dBSPL) Impedance Speaker: Active 470 ohms / Passive 60 ohms Active Noise Cancellation Hybrid Adaptive ANC Microphone principle MEMS Frequency response (microphone) 50 Hz to 10 kHz Microphone pick-up pattern 2 mics per side, beamforming for noise reduction Battery time Up to 60 hrs music playtime via Bluetooth and with ANC (test condition: iPhone, mid volume level) Charging time Approx. 2 hrs for full charge; 5 min charging for up to 4 hrs playtime; Remark: Ambient temperatures >30°C may lead to extended charging times Battery type Built-in Lithium-Ion rechargeable batteries 700 mAh Power Supply 5 V⎓, 800 mA max, USB charging via USB-C socket
