[MINI RECORDER] This digital recorder is light and portable, easy to put into your pocket or palm; with a high-definition LED display, you can track your recording through the date and time stamp on the recording, making file management more convenient and easy.[Voice activation] The recorder starts recording when the sound is detected, and stops recording when the sound ends. A complete audio listening/recording device. When there is no sound, the recorder will enter sleep mode while saving memory and battery.[Persistent recording] Date and time stamp, 200-hour recording capacity, long-lasting listening equipment, 15-hour battery, recording can be done by plugging in and charging, providing unlimited hidden recording for rooms, offices, etc.[Removable back clip design] The detachable back clip design of the mini voice recorder is convenient for carrying clothes, wallets, bags, etc. with you. The integral casting of titanium alloy can withstand a weight of 200KG, is durable and anti-drop.[One key operation] One key to start and use this small "eavesdropping" device. There are no confusing lights and buttons. Just press the button for two seconds to start and stop recording, suitable for any Windows computer.