Dual Recording/High Quality Noise Reduction Intelligent algorithm noise reduction chip is used to compensate and filter noise sound waves to restore clear sound. Equipped with two microphones 360 dual-channel sound pick-up, effective long-distance recording, captures clear sound with 1536kbps lossless recording, perfectly optimizes sound from input to output and improves sound clarity. /p> Large capacity battery life/voice activation 32GB can store about 2217 hours, 700mAh large capacity battery, can work continuously for about 88 hours after fully charged (only 32kbps). With a voice-activated mode, the recorder automatically starts recording after recognizing the sound. When there is no audio, it is in sleep mode to reduce storage space, save time and improve efficiency. External microphone/headset, OTG data transmission Support for input and microphone. The OTG mobile phone is directly connected. Even if there is no computer, it can be directly connected with the Android mobile phone via OTG, and the recording data in the recorder can be read for easy management recording files. (Only Android phones that support OTG function) Super Multifunctional It can be used as a recorder, U disk and MP3 multifunction. The new 4-folder storage (A/B/C/D) for file management helps to better organize your recordings and other files. More functions: such as one-key recording, timing recording, password protection, AB repeat, bookmark, intelligent battery detection. Exquisite appearance , exquisite packagingIt is designed with a zinc alloy shell, and the high-end and atmospheric metal body is strong and durable at the same time.It not only has a metallic texture, but also has corrosion resistance and bump resistance. resistance. It weighs only 92g, is mini and light, and has a size of 9.9*1.8*3.4cm. It has exquisite craftsmanship and reflects the high-end atmosphere of the gift. Suitable for a variety of scenes/crowdsThe ideal digital recorder for classrooms, speeches and lectures, makes learning more efficient, does not record any omissions, and adapts flexibly to various scenes interior and exterior. Simple and convenient operation, suitable for a large number of people, this recorder is a useful gift for students, teachers, writers, bloggers, anyone who likes to record.