Recording while charging (The camera can be powered and charged by power bank while charging.) Wireless WIFI Function Note: This WiFi is only the signal between camera and smartphone, not Internet wifi. By downloading our App and connect your phone with camera , you can control the camera wirelessly for photography and video recording , and share them in your social media account. Beside you can also fetch and transmit the former photos and videos in the camera withou any OTG flash drive.) Webcam Function: 4K 30 FPS UHD Video Recording For Vlog Recording ( With merely a piece of USB Cable,the camera can be connected to your PC,and used as livestream webcam ) Standard Hot shoe and 3.5mm interface,Compatible With External Microphone / Flash Light