1、This product is an electronic smart product that adapts to a computer that integrates wireless mouse, voice typing, translation, ppt wireless page turning and other functions. 2、Suitable for all scenarios such as schools, educational institutions, and business white‑collar workers for business presentations, meetings, and teaching. 3、The product is equipped with a microphone with a noise reduction algorithm to record your speech clearly in 360 degrees, convert the voice into text in real time while you are explaining, and generate bilingual subtitles. 4、Voice rapid conversion to text function, can recognize multiple languages, and PPT voice to subtitle function 5、The voice content can be translated into text at the same time, and it can be translated into multiple languages 6、One-key search function, speak the question you want to search to the voice pen, the computer will automatically open the default browser and output the search results. 7、Smart command function, open the software and enter the voice control interface to set the voice keywords of files and websites. After setting, long press the voice button and speak the keywords to realize smart commands. 1 x Wireless Presenter1 x USB Receiver1 x Charging Cable1 x User Manual Item Type: Wireless PresenterColour: BlackMaterial: ABSLaser Type: 3B (red)Connection Mode: 2.4GSpeech Recognition Distance: Approx. 1meter / 3.3ft (depending on the use environment, the recognition effect will be different)Wireless Recognition Distance: Approx. 50meter / 164ftConventional Working Current: 27mANumber of Keys: 9Rechargeable Battery: Polymer lithium battery ( 3.7V / 400mAh)Support System: For Win7/8/10/OS X 10.13 and aboveUse need to download the installation package (press the page up and down keys at the same time, the software download interface will popup automatically)Product List: 1 x Wireless Presenter1 x USB Receiver1 x Charging Cable1 x User Manual