The Sennheiser MOMENTUM True Wireless 4, SKU 700367, is the Black Copper version of these in-ear true wireless stereo earphones. Bluetooth 5.4 and Bluetooth Classic support wireless listening with compatible devices.
Dynamic 7 mm TrueResponse transducers and hybrid active noise cancellation help shape listening in noisy surroundings. Each earbud has three beamforming microphones for noise reduction. Supported codecs are SBC, AAC, aptX, aptX Adaptive/Lossless and LC3.
Playback is rated by the manufacturer at up to 7.5 hours with ANC off or up to 7 hours with ANC on. With the charging case, total playback reaches up to 30 hours under the stated test conditions. The earbuds have an IP54 dust and splash resistance rating; it applies to the earbuds only, not the case. Sennheiser Smart Control is available for iOS and Android.
