Feature: 0.96 inch LCD screen, with speaker, zinc alloy material, electroplating integrated lens, 3.5MM headphone jack, Mini USB. One-click recording, MP3 recording, PCM linear recording, 3072HD sound quality, 40 hours recording time, optional voice-activated recording, automatic split recording. Support multiple playback formats: MP3, WMA, OGG, APE, FLAC, WAV, AAC-LC, ACELP, support 28 languages. One-click recording, dynamic noise reduction, 3072KBPS lossless sound effects, voice-activated recording, password setting, timing recording, e-book reading, segmented recording, language to text, lyrics synchronization, recording while listening, automatic timestamp, recording playback, Music playback, multiple sound effects, U disk function, A-B repeat, support for external playback, local deletion, fast forward and backward playback. Intelligent noise reduction chip, HD high-definition sound quality, 5 meters long-distance recording, 6D dual microphones. Long-distance recording, high-definition 360° omnidirectional stereo pickup, high-definition long-distance 5 meters, you can record it without environmental interference. Intelligent voice-activated recording, automatically record when there is sound, try to save storage space, and save time to play back and filter useless clips. One-key recording, one-key on/off, one-key recording, simple and easy to operate, prevent mistakes, and don't miss a recording opportunity at a critical juncture. Password protection, it is yours, supports power-on password setting to protect the security of data, unless you operate it yourself, you cannot listen to the recording file. Variable speed playback, variable speed does not change the key, when playing recordings, or learning materials, you can set multi-level variable speed, for file analysis and learning faster memory. Intelligent segmented recording, segmenting function, the recording file can be automatically segmented 30/60 minutes according to the recording time and automatically stored as a file. Timed recording to record important moments. 48 hours of long-lasting battery life, save when power off, the recording pen will automatically save the recording file when the power is lost to prevent data loss and ensure safety. Specification: Name: voice recorder Model: GL-82 Recording format: MP3, WAV Bit rate: 192Kbps NSR: 70 dB Frequency: 20Hz-20KHz Body memory: 8GB/16GB optional 8GB recording file storage 48 hours 16GB recording file storage 96 hours Microphone: High sensitivity microphone Working time: 48 hours of continuous recording. Standby time: 60 days Built-in battery: 3.7V 200mah Recording quality: 32KBPS3072KBPS Recording method: voice control / manual control Microphone: Dual Microphone Headphone jack: 3.5mm Charging interface: Mini USB Size: 10.5*2.3*0.6cm Weight: 13.7g Colour: Black material: metal Package includes: 1 * voice recorder 1 * User Manual 1 * 3.5MM Headphone 1 * data cable