Features: 1. HD Voice Recorder, Stereoscopic Sound Pickup, Dynamic Noise Reduction 2. Stereoscopic Silicon Microphone, 360-Degree Stereoscopic Recording, Using High-Go, Sensitive Capacitive Silicon Microphone, 360 Stereoscopic All-Round Surround Sound Pickup, Clearer Sound 3. One-Key Recording, Simple Operation, No Need To Boot State, Can Also Start Recording With One Key 4. Dsp Intelligent Noise Reduction, Acoustic Dsp Dynamic Noise Reduction Processing Module, Effectively Reduce Environmental Noise, With High Sensitivity Capacitor Silicon Microphone, The Sound Is Clearer And Restored 5. Pcm Recording 1536kbps, Pcm Recording Is An Uncompressed Encoding , The Bit Rate Reaches Lossless 1536kbps, Pcm Signal Has Not Undergone Any Encoding And Compression Processing (Lossless Compression) Description: 1. Recording Mode: Boot Recording, Shutdown Save 2. Transmission Interface: Usb 2.0 3. Size: 1.1 x 2.6 x 9.8cm 4. Display: LCD Screen 5. Recording Distance: 5-10 Meters 6. Recording Time: 16 Hours 7. Memory Card Type: Expansion Cards Are Not Supported 8. Battery: 80mAh Lithium Battery 9. Capacity: 128GB 10.Video Recording: Not Supported Style: B: Neutral English + Silver Material: ABS colour: As shown Package Contents: 1 x Recording Pen Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.