2.4G wireless transmission technology, low power consumption, low delay, long reception distance, 20 meters barrier-free reception Built-in 80mAh battery, using low-power chip technology, 10 hours of ultra-long range to meet your shooting needs of the day Mini portable unique design, plug and play, can be easily used in games, computers, outdoor live streaming or short video shooting. Note: some TYPE-C ports of mobile phones cannot be used ">