1、NOISE REDUCTION: Professional three core sound processor upgrade, the sound quality is clearer, perfect restoration, a strong sense of scene, in a complex sound environment, filtering unnecessary noise, so that the noise is silenced, so you can enjoy super lossless ultra HD. 2、QUIET RECORDING: The whole process of recording without any sound or light flicker, can be used in special circumstances, to achieve the true silence of the recorder, to achieve the true meaning of effective recording. 3、DUAL MICROPHONE: Voice recorder built in dual microphone, the middle one is a directional microphone, picking up the sound in front, a noise canceling microphone, 360 degrees of all round pickup, and intelligent filter out the noise, retaining the main sound source, truly professional noise canceling all round pickup. 4、TIMING RECORDING: Timed recording is based on the actual needs, pre set the time to start recording, to the time the recorder automatically open the recording function. Suitable for use in some special conditions. 5、MUSIC PLAYBACK: Digital voice recorder perfect support for MP3, WMA music format playback, just download the song file to the root directory, ordinary all loop, random, directory loop, directory playback, single song repeat playback. Item Type: Digital Voice Recorder Material: ABS Maximum Speaker Output Power: 1W Recording Output Format: WAV Playable Music Formats: MP3, WMA, Etc. Display Screen: 128x64 Organic Light Emitting Diode Screen Built in Polymer Lithium Battery: 380mAh Color: Silver 1 x Voice Recorder 1 x Headphones 1 x Charging Cable 1 x Instruction Manual