Sennheiser still holds the audio-quality championship belt in this category. These headphones feature the same high-grade drivers found in the original Momentums. And this time around, Sennheiser added active noise cancellation and a longer battery life ? up to seven hours of music and podcast playback on a single charge.

Features:

• 100% wire-free headphones.
• No connecting cord between left and right earbuds.
• Active noise cancellation uses internal circuitry to reduces external distractions.
• Ipx4 splash-resistant.
• 7mm dynamic drivers for detailed sound across a wide frequency range.
• Spacious soundstage with precise imaging.
• Bluetooth version 5.1 for wireless music listening and phone calls.
• Aptx® and aac decoding provides high-quality music streaming from compatible devices.
• Aptx low latency decoding helps sync audio and video on compatible device.
• Free sennheiser smart control app for apple® and android? allows you to adjust settings and customize the sound.
• Transparent hearing mode lets you hear external sounds.
• Built-in rechargeable batteries offers 7 hours of listening.
• Fabric-covered carrying case banks up to 21 hours of power to wirelessly recharge headphones.
• Usb-C cable included for charging case.

Specifications:

• Frequency response: 5-21,000 Hz
• Sensitivity: 107 db
• Weight: 0.42 ounces (both earbuds)

Package Includes:

• 1 x Left wireless earbud (M3IETW2 L)
• 1 x Right wireless earbud (M3IETW2 R)
• 1 x Charging case (M3IETW2 C)
• 4 x Pairs of silicone ear tips (1 pair installed)
• 1 x 10" USB charging cable (Type A USB on one end and USB-C on other end)
• 1 x Quick Guide