The Sony WH-CH400 is a set of wireless on-ear headphones designed for convenience and portability. They are equipped with Bluetooth technology, allowing users to connect seamlessly to various devices such as smartphones, tablets, and laptops without the hassle of wires. With a lightweight and compact design, the WH-CH400 is suitable for extended listening sessions, making them ideal for travel and daily commutes. The headphones feature a built-in microphone, enabling hands-free calling and voice command integration. With up to 20 hours of battery life on a single charge, users can enjoy their music for a full day without needing to recharge. The WH-CH400 supports Quick Charge, providing 60 minutes of playback from just a 10-minute charge. The sound profile offers a balanced audio output that caters to various music genres. They come with integrated controls on the ear cups, allowing for easy adjustment of volume, track navigation, and calls. The headphones are compatible with voice assistants, providing additional functionality for users. Available in multiple colors, they appeal to a wide range of personal styles.