Sennheiser's Signature Sound
Discover best-in-class sound with our audiophile-inspired accoustic system.
Superior Sound – Enjoy your favorite music like never before with our audiophile-inspired 42mm transducer system that delivers brilliant dynamics, clarity and musicality.
Your way – Make the sound perfect for you using the built-in EQ, presets, sound modes, and Sound Personalization feature, which tailors the audio to your individual hearing.
New Adaptive Noise Cancellation and Transparancy Mode
Go from total immersion to situational awareness with just a touch.
Full immersion – Our next generation Adaptive Noise Cancellation automatically adapts to ambient noise so you can stay immersed and hear every detail, even in noisy environments.
Situational awareness – 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.
Premium comfort – The M4’s lightweight design features a padded headband and deep, yet soft, cushioned earpads to ensure exceptional and long-lasting wearing comfort.
Perfect fit – 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.
Up to 60-hour battery life – 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.
Never miss a beat – 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.
- Sennheiser Signature Sound
- Customized sound
- Adaptive Noise Cancellation
- Transparency Mode
- Premium Comfort
- Top-Tier Battery Life
- Crystal-clear Calls
Specifications
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