This is the latest and greatest version of the top rated Momentum True Wireless earphones from Sennheiser. This series of earphone always gets rave reviews from customers and these are even better than the version 3!

You are getting top notch sound quality with exceptional noise cancelling as well.

Momentum True Wireless 4 Specifications

• Wearing style: True wireless stereo earphones

• Ear Coupling: Ear canal

• Connectivity: Bluetooth 5.4 compliant, class 1, 10 mW (max); Bluetooth Classic and Bluetooth LE Audio supported

• Transmission frequency / modulation: 2,402 MHz to 2,480 MHz; GFSK, π/4 DQPSK / 8DPSK

• Supported Profiles: A2DP, AVRCP, HFP, TMAP, PBP

• Supported codecs: SBC, AAC, aptX™, aptX™ Adaptive/Lossless, LC3

• Speaker principle: Dynamic

• Speaker type/size: TrueResponse™ dynamic, 7mm diameter

• Speaker frequency range: 5 Hz to 21 kHz

• Speaker sensitivity: 107 dB SPL (1 kHz / 1 mW)

• Speaker THD: <0,08% (1 kHz / 94 dB)

• Active Noise Cancellation: Hybrid Adaptive ANC

• Mic principle: MEMS

• Mic frequency range: 100 Hz to 10 kHz

• Mic pick-up pattern: 3 mics per earbud, beamforming for noise reduction

• Battery lifespan: Up to 7.5 hrs music playtime with earbuds (ANC off); Up to 7.0 hrs music playtime with earbuds (ANC on) Up to 30 hrs overall music playtime with charging case (test condition: iPhone, mid volume level 85 dB)

• Battery type: Built-in Lithium-Ion rechargeable batteries; Left/right earbud: 75 mAh, charging case: 820 mAh

• Power Supply: 5 V⎓, 1000 mA max; USB charging via USB-C socket at charging case; Qi Wireless charging

• Magnetic strength field: Earbuds: 0.95 mT, charging case: 105 mT

• Weather resistance: IP54, dust and splash resistant (earbuds only)