Sennheiser

Sennheiser MM 400-X Wireless Bluetooth Headphones

3.9 (181 reviews)
Bluetooth 2.1

Experience Wireless Freedom with Sennheiser MM 400-X HeadphonesEnjoy exceptional audio quality and wireless convenience with the Sennheiser MM 400-X Bluetooth Travel Headphones. These headphones deliver CD-quality sound with a balanced, detailed soundstage. The on-ear design and padded cushions p...

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Overview

Experience Wireless Freedom with Sennheiser MM 400-X Headphones

Enjoy exceptional audio quality and wireless convenience with the Sennheiser MM 400-X Bluetooth Travel Headphones. These headphones deliver CD-quality sound with a balanced, detailed soundstage. The on-ear design and padded cushions provide long-lasting comfort, while the foldable construction makes them perfect for travel.

  • Type: On-Ear
  • Connectivity: Bluetooth
  • Sound Quality: CD-Quality
  • Construction: Foldable
  • Comfort: Padded On-The-Ear Cushions

Key Features

Allows wireless freedom with Bluetooth 2.1 advanced A2DP profile

Invisible microphone for crystal clear conversation

Direct cable option for use on airplanes

Collapsible construction for easy portability

Two year warranty

Specifications

Brand
Sennheiser
Model
MM 400-X
Connectivity Technology
Wireless Bluetooth, Direct Cable
Bluetooth Version
2.1 (advanced A2DP profile)
Microphone Type
Invisible
Portability Feature
Collapsible construction
Warranty
Two year

Pros & Cons

👍 Pros

  • Offers wireless freedom through Bluetooth 2.1 advanced A2DP profile for convenient listening.
  • Features an invisible microphone for crystal clear conversations, ideal for calls and online meetings.
  • Includes a direct cable option, allowing continued use even when battery runs low or on airplanes.
  • Designed with collapsible construction, making it easy to store and portable for travel.
  • Comes with a two-year warranty, providing extended peace of mind regarding product reliability.

👎 Cons

  • Utilizes Bluetooth 2.1, which is an older standard compared to newer, more energy-efficient Bluetooth versions.
  • The "invisible microphone" may not offer the same directional pickup or noise cancellation as boom microphones.
  • Specific details on battery life for wireless use are not provided in the features.
  • As a wireless headphone, it requires periodic charging for untethered operation.
  • The provided information does not detail specifics about sound quality, driver size, or frequency response.

Frequently Asked Questions

The Sennheiser MM 400-X headphones offer both wireless Bluetooth 2.1 connectivity with an advanced A2DP profile and a direct cable option.
Yes, these headphones feature an invisible microphone designed for crystal clear conversations.
Yes, they include a direct cable option, making them suitable for use on airplanes or when wireless functionality isn't available.
Yes, their collapsible construction allows for easy portability and storage.
The Sennheiser MM 400-X headphones come with a two-year warranty.
They utilize Bluetooth 2.1 with an advanced A2DP profile.
As wireless Bluetooth headphones, they will require internal batteries for wireless operation, which need periodic charging.