Ultra-compact voice recorder with 128GB of storage, capable of recording up to 1800 hours. Includes instruction manual. - Storage: 128GB - Recording time: Up to 1800 hours - Size: 0.58*3.18*5.33cm - Weight: 21g - Battery capacity: 300mAh - Charging port: Type-C - Continuous recording time: 35 hours 【128GB Large Capacity Memory & 21g Ultra-Thin & Lightweight】Our recorder has a built-in 128GB large capacity memory, allowing you to easily store up to 1,800 hours of 160kbps files! Made of metal, it measures only 0.6*3.2*5.4 cm and weighs 21g, making it easy to carry! Use it without hesitation when traveling for business! 【35 Hours of Long-Time Use】The recorder is equipped with a 300mAh battery, and when fully charged with a Type-C connector, it can record continuously for about 35 hours. It can stand by for more than 30 days. When the battery is low, a red light will flash to notify you, and the recording files are automatically saved before the power is turned off, so you don't have to worry about losing files. 【One-Button Easy Operation -- Quick Recording and Saving】You can quickly operate recording and saving with one button. Slide the recording switch to ON: When the red light flashes and disappears, recording starts. Slide the recording switch to OFF: Data is automatically saved. 【VOR Voice Detection Automatic Recording】With a built-in microphone, in VOR voice detection mode, it automatically starts recording when it detects sound, and automatically cuts out silent fragments when there is no sound, so you won't waste capacity even with long recordings. (※ The default setting at the time of product shipment is 0 off, but you can select the VOR level on your computer according to your needs.) 【Data Transfer and Backup to Computer】With the time synchronization function, when connected to a computer, you can easily play, delete, and back up data on your PC. The recorder does not have a speaker, but you can insert the included earphones into the main unit to play back! Makes data management even easier.