[Intelligent noise reduction]: High recording bit rate up to 512kbps, independent recording, so that the recorded sound is super clear and noise-free.[Professional high-quality recording]: This recorder is equipped with a professional digital noise reduction chip designed by leading experts in the recording industry, coupled with DSP's powerful noise reduction technology, to eliminate and filter different environments to provide you with the best original sound [High-end and reliable]: Using metal high-gloss technology, the whole voice recorder looks very fashionable and high-end. Precise materials and compression testing make it have super physical properties, so you don't have to worry about it falling or other damage.[U Disk Function]: The voice recorder can be used as a U disk normally, and it can be connected to a computer via USB to store and transfer voice files.[Portable and multifunctional]: The design of the clip is convenient for you to hang it on your jacket or book. Not only can it be written, but it can also be used as a U disk and MP3 player. The multifunctional digital voice recorder will be the best choice/gift for children, the elderly, students, businessmen, and professors