With support for MP3 format, intelligent sound control and noise reduction, this voice recorder offers a lossless recording effect. It is a voice recorder with a large memory capacity and low battery auto shutdown save function, so that files are easily included and not missing. This voice recorder is constructed of abs material. The length is 9.7cm, the width is 3cm and the height is 1.3cm. This voice recorder is suitable for school and office. Item Name: Voice Recorder Material: ABS Features: Microphone Recording, Noise Reduction, Automatic Save Recording Format: MP3, WAV Recording Time: 4500 (Minutes) Maximum Number of Recording Files: 199 Memory Card Type: TF Card Display: Monochrome Display Transmission Interface: USB 2.0 Number of Microphones: One-Way Recording Distance: 10 Meters Memory: 16GB Battery Capacity: 270mAh(Included) Size Details: L: 9.7cm/3.82", W: 3cm/1.18", H: 1.3cm/0.51"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Voice Recorder 1 x USB Cable