Sennheiser HD 660S vs Austrian Audio Hi-X65

Connectivity Comparison

• Connection Type 📶

  The primary method used to connect the headphones to audio devices, indicating whether they use wired connections, wireless technology, or both options.

  Both*

  • Wired

    These headphones connect directly to audio sources using cables for reliable connectivity and often superior sound quality.

• Battery Life 🔋

  The number of hours the wireless headphones can operate on a single charge, typically measured during standard usage with default settings.

  Sennheiser HD 660S

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  Austrian Audio Hi-X65

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• Battery Life Type 🔋

  Classification of battery performance based on duration range, providing an easy-to-understand category for the headphones' operational time between charges.

  Both*

  • N/A (Wired Only)

    Wired-only over-ear headphones require no battery charging and offer consistent sound quality with zero latency for critical listening.

• Multipoint Connection 🔗

  Indicates whether the headphones can connect to multiple devices simultaneously, allowing seamless switching between sources without reconnection.

  Both*

  • No

    Headphones without multipoint connection connect to only one device at a time for simplified pairing

• Bluetooth Codecs Supported 📡

  Bluetooth codecs determine audio transmission quality in wireless headphones, affecting sound quality, latency, and compatibility with different source devices.

  Both*

  • N/A

    These over-ear headphones use wired connections only