[Six Core Features] A1A is designed to meet all your recording needs. It has features that ensure you capture every important detail, giving you peace of mind and trust during every recording process.[Bluetooth Wireless Connection and APP Control] Experience the convenience of advanced Bluetooth 5.0 technology. Easily connect to iOS and Android smartphones for smooth wireless integration. Control your recording, playback, and file management directly from the mobile app.[Simple and Intuitive Operation] Start recording with just one click. Easily switch between app-controlled recording and traditional device recording by simply adjusting the button. Whether you are capturing inspiration or important conversations, it is easy and efficient.[Magnetic Ring Design and Universal Interface] Strong magnetic adsorption allows you to firmly fix the device on your phone or other metal surfaces. The Type-C charging interface ensures fast and convenient charging, compatible with both sides, and easy to use.[Lightweight, Portable and Long-Lasting] With a sleek body and a thickness of only 10mm, A1A is compact and easy to carry. It is equipped with a 400mAh battery for long-term recording and can be easily put into a pocket, bag or even a purse.[Use scenarios]Suitable for a variety of situations, including:Call Voice Recording: Capture important phone conversations.Classroom Learning Recording: Great for students and educators.Business Meeting Recording: Ensure accurate recording of meetings.Interview Chat Recording: Capture detailed interviews and discussions.