[Long standby] 2500mAh high-capacity rechargeable battery can provide up to 40 days of standby time. Each time it is fully charged, it can record continuously for 15 hours. Long recording time, continuous recording is possible. The saved recording file can be played on any computer. Read and write tens of thousands of times.[Professional recording equipment] Using high-quality recording device and special circuit design, high recording sensitivity, unique clear sound noise reduction technology, built-in high-definition microphone, the recording effect linearly restores the real scene in various lectures, speeches, conferences, training Ideal choice.Strong Magnetic RecorderStrong magnetic adsorption to ensure clear sound quality. GPS wireless positioning can be used as a safety tracker to prevent the elderly, children, and children from getting lost; it can be used for family cars, buses/taxi, high-risk groups, and children.[Smart file division and naming] The built-in time chip has a smart file naming and division function, which can automatically divide and name the recording files according to the recording time, allowing you to easily find the recording file corresponding to the time, automatically save it and automatically encrypt it to prevent file loss and Give way.[Daily waterproof] Daily life is not affected by splashing water or rain, but do not stay in the water for a long time; it is small and portable and can be used as an MP3 player at any time; one-key recording, simple operation.