Only 0.25cm Mini Voice Activated Recorder Spy Built-in Magnet Small Digital Hidden Audio Recording Sound Listening Device Micro Dictaphone STTWUNAKE

Portable noise-cancelling voice recorder. Goodsound qality, beyord imagination. Function: One-click recording. Noise-canceling recording. Voice-activated recording. Save without power. Timestamp. In-line headset operation. Music playback. U disk function. OTG phone connection. Lightweight, smart and powerful. Advantages One-click recording. The operation is simple and easy to use. About 20 hours Continuous recording. Portable MP3 playback. Portable music player. Noise-canceling recording8-core DSP noise reduction chip. OTG phone connection. Hands-free and fast. Comes with magnet Strong magnetic free adsorption. One-click recording Easy operation. Digital voice recorder, one-key operation, simple and convenient. DSP noise reduction recording. With the 8-core DSP active noise reduction chip, the recording is clearer. 8-core noise reduction chip Active noise cancellation. AGC automatic gain control. The AGC algorithm equalizes the audio volume of the push terminal to the ideal position, e