The Sony WI-XB400 are wireless in-ear headphones that deliver a great audio experience, particularly focusing on enhanced bass performance. They feature a sleek and comfortable neckband design, making them convenient for everyday use. The headphones are equipped with 12mm driver units which produce clear sound and powerful bass. The WI-XB400 supports Bluetooth connectivity, allowing for easy pairing with various devices. It also supports voice assistant functionality for hands-free operation. Battery life is impressive, offering up to 15 hours of playback on a single charge. Additionally, they come with a quick charging feature that provides up to 60 minutes of playback with just a 10-minute charge. The headphones include magnetic earbuds that clip together when not in use, helping to prevent tangling. Other features include an inline remote for music playback and calls, as well as a comfortable fit with multiple earbud sizes available.
