Efficient Voice Activation Function: With the voice activation feature, L810 recorder only starts recording when it detects sound above 45dB . This means you can save storage space and time by avoiding recording silent periods. The 60 wide-angle recording capability ensures that all sounds are captured clearly, making it perfect for large classrooms, conference rooms, or interview settings Convenient Recording and Playback: One-click operation, VA mode for voice activated recording, ON mode for regular recording, OFF to save recording. Equipped with a headphone adapter to support volume adjustment, track switching and playback speed 64GB Storage Capacity: This portable recorder offers 64GB of storage, capable of holding up to 768 hours of audio files at 192kbps quality . A quick 2-hour charge provides up to 40 hours of continuous recording, and it can even record while charging. Plus, it automatically saves your recordings when the battery is low, ensuring you never lose important audio Crystal Clear Sound Quality: Equipped with advanced microphones and AI noise reduction technology, this audio recorder effectively filters out background noise, ensuring you capture crystal-clear audio. Whether you're recording lectures, meetings, interviews, or daily conversations, the high-quality sound makes it easy to understand every word Magnetic Design and MP3 Player: L810 voice recorder features a strong magnetic base, allowing it to be securely attached to any metal surface, such as a desk or car seat . This helps reduce friction noise and ensures stable, clear audio recordings. Additionally, the recorder doubles as an MP3 player and USB storage device, giving you more functionality in one compact unit