Wireless Connectivity: Wireless headphones typically use Bluetooth technology to connect to audio sources like smartphones, tablets, or computers. Some may also support other wireless technologies.

Design: Wireless headphones come in various designs, including over-ear, on-ear, and in-ear styles. The design can impact comfort and sound isolation.

Battery Life: Wireless headphones have a built-in rechargeable battery. The battery life can vary, and it's essential to consider how long the headphones can operate on a single charge.

Controls: Many wireless headphones come with built-in controls for adjusting volume, skipping tracks, and managing calls. Touch controls or physical buttons may be present.

Microphone: Wireless headphones often have a built-in microphone, enabling hands-free calling and voice assistant interaction.

Sound Quality: The sound quality of wireless headphones can vary widely. Consider factors such as audio codec support, driver size, and frequency response.

Comfort: Comfort is crucial for extended use. Look for features such as adjustable headbands, cushioned ear cups, or ergonomic in-ear designs.

Noise Cancellation: Some wireless headphones offer active noise cancellation (ANC) to reduce ambient noise for a more immersive listening experience.

Foldable/Portable Design: Some wireless headphones are designed to be foldable or collapsible for easier storage and portability.

Compatibility: Wireless headphones are compatible with a variety of devices, including smartphones, tablets, and computers. Ensure they are compatible with the devices you intend to use them with.