1. [One-Key Noise Reduction & One-Key] It adopts the PCM ten-core triple digital intelligent One-key DSP noise reduction technology. Automatic gain control provides voice level adjustment capability. With this digital voice recorder, you can record sound at 1536kbps as if the speaker is standing beside you. 2. [HD Stereo & HIFI MP3] It is equipped with 2 omnidirectional stereo microphones, which can capture clearer sound from farther distances or at lower volumes for studio-quality recording. It is suitable for podcasts, interviews, etc. 3. [Long Work Time] The audio recorder can work for up to 156 hours when recording in MP3 format and up to 50 hours when recording in WAV format. This recording device can meet the needs of journalists, students, teachers, businessmen, podcasters, lawyers, singers, and anyone who likes recording. 4. [Multi Features] One-Key Recording, One-Key DSP Noise Reduction Recording, One-Key, HIFI MP3, Voice Activated Recording, Timing Recording, Password Protection, Telephone Recording, Line-In Recording, Microphone Recording, Speaker, E-Book, and Bit Rate Set, REC&Save, Fast Forward and Rewind, A-B Repeat /Cyclic Playback, Monitor Mode, To Transfer Files, Calendar, Stopwatch, Alarm Clock. 5. Material: Metal 6. Colour: black 7. Package Contents: - 1 x Voice Recorder - 1 x USB Cable Only the above package content is included, and other products are not. 8. Note: Light reflection and different displays may cause the color of the item to be slightly different from the real thing. The allowed measurement error is +/- 1 - 3cm.