DSP noise reduction technologyUsed to filter out environmental noise, restore high-quality recording and real scenes. Equipped with a powerful recording chip and two microphones, it ensures high-quality and high-definition recorded sound, and can effectively capture sound details even in complex environments. Built-in high-quality stereo speakers, you can listen anytime, anywhere.Easy to useOne-touch quick recording, press the up button to start recording, press the down button to automatically save the recording file. The recorder has a built-in 8GB memory (included), and the memory card can be expanded for larger capacity. If the battery is too low and the device is turned off while recording images, you can ensure that the recorder automatically saves when the device is turned off.AVR Voice Control FunctionThe voice-controlled recorder can be set with AVR voice control function, which automatically starts recording by detecting the sound, only records when the speaker is speaking, and automatically stops recording when there is no sound, reducing blank segments and effectively saving recorder space and listening time.Versatility Voice-controlled voice recorders usually have multiple functions such as MP3, recording, playback, storage, clock, etc. Supported audio formats: WMA and WAV audio formats, users can listen to recorded content more flexibly. In order to meet the user's long-term recording needs, voice-controlled voice recorders usually have a longer battery life, built-in rechargeable lithium batteries, and can also be charged via a USB charging cable, extending the use time and ensuring that the required content can be continuously recorded.Wide ApplicationThis recorder is small, light and easy to carry. It can be widely used in teaching, lectures, conversations, interviews, podcasts and other fields. It is especially suitable for students, teachers, professors, journalists, businessmen, writers, bloggers and others who want to capture special moments and beautiful memories.