This wireless headset is a foldable, overear headset with a builtin microphone, designed for versatile everyday use. It combines Bluetooth 5.3 wireless connectivity with TF card playback and FM radio, giving you flexible listening options without relying on a single device. The compact foldable design helps you carry it easily, while its black finish offers a clean, timeless look. Key benefits Hands calls with a reliable microphone for clear voice transmission Wireless freedom with a stable Bluetooth 5.3 connection and efficient power usage TF card playback for offline listening without a phone FM radio function for access to local stations Foldable design for compact storage and easy travel Comfortable overear fit suitable for extended listening sessions Key attributes Functionality: Wireless headset with builtin microphone, foldable overear design, Bluetooth 5.3, TF Card support, and FM Radio Compatibility: Works with Bluetoothenabled devices such as phones, tablets, and PCs; supports TF card playback Size and design: Foldable form factor with overear construction; black color Material: Not specified in the product information Performance: Bluetooth 5.3 provides stable wireless connectivity and efficient power use; microphone enables hands communication; TF Card and FM Radio add offline and broadcast listening options Use cases Remote work or online meetings: Use the headset for hands calls and video conferences with a builtin microphone and comfortable fit during long sessions Commute or travel: Enjoy wireless music, podcasts, or radio on the go, with the ability to fold the headset for compact storage in bags or backpacks Home entertainment and casual listening: Switch between wireless streaming, TF card offline playback, and FM radio for flexible listening options without constantly pairing a device Designed to align with the features in the product title, this black wireless headset delivers versatility through Bluetooth 5.3 connectivity, foldable portability, a builtin microphone, TF card support, and FM radio, making it suitable for everyday communication and entertainment.