[HD Recording & Automatic Noise Reduction]: Digital Voice Recorder uses upgraded professional recording chips and the latest PCM intelligent noise reduction technology, providing you with high-quality recording of 1536kbps PCM, just like a speaker standing next to you speaking clearly. Equipped with an exclusive omnidirectional dual sensitivity microphone, it can capture clearer sound from all around you. [64GB Memory & High-Capacity Battery]: This audio recorder built in 64GB with a large amount of memory and storage space, it can record up to 288 hours at a speed of 512 kbps. The 880mAh rechargeable battery supports up to 95 hours of continuous recording and 85 hours of headphone playback. [Voice Activated Recorder]: Our voice activated recorder supports voice controlled recording. When control function is turned on, the recorder will automatically record when the sound reaches the correct sound decibel level, and stop recording when there is no sound. It can memory space and listening time, and is widely used in places such as meetings, speeches, classroom learning, etc. [Portable Recorder]:Voice recorder with playback provides both headphone playback and playback functions, It has all the functions you want, including A-B repeat, fast forward/rewind, 3.5mm headphone jack, MP3 player, variable speed playback, password and line input, etc. It is the portable recording device gift for speeches, meetings, interviews, speeches, and classrooms [Easy to Operate]: The recording device have one click recording/saving function allows you to never miss any important content. The simple and clear operation button logic, equipped with a user guide and manual, allows you to quickly master this multifunctional recorder. Colour:Black Material:Metal Package Contents: 1 x Digital Voice Recorder 1 xUSB Cable 1 x Earphone 1 x English manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.