Sennheiser Momentum 4 True Wireless Earbuds Black Copper face Uses 1 AA battery (

Uses 1 AA battery ( not included)

making it an elegant addition to any collection

It even learns your cleaning habits and suggests cleaning times that work around your schedule

adding to the symmetry of the generous dial which sits beneath a spherical crystal

Sennheiser Momentum 4 True Wireless Earbuds Black Copper face Uses 1 AA battery (Sennheiser's Signature Sound. Adaptive ANC creates a private sanctuary for you. Transparency Mode. TrueResponse transducer high ended sound experience and impactful bass. Adaptive 5 band EQ Sound Zones Sound Check or preset modes. Latest codecs with Bluetooth 5. 4. Lossless audio flawless transmission of audio. Long battery life up to 7. 5 hours up to 30 hours with charging case. Sound Personalization. Sennheiser Smart Control app. Includes: 4 Ear