Built-in WiFi function.
The sports camera can be connected via WiFi to your smartphone or tablet.Using the dedicated AKASO GO, you can take interesting videos and instantly make it easy to live preview, play video on your smartphone, share it with friends, and share it with your joy.
External port
Micro USB: Charging and data transfer and external microphone connection
Micro SD Slots: Can expand up to 64GB.Use branded memory cards like SanDisk ( Class 10/100MB/S ( U3) (Micro SD card is not included)
Note: Before you use the memory card, you need to format the camera beforehand.
AKASO Accessories Family:
External Microphone for AKASO Brave4 Pro: B07XDPMD3T