https://www.recodadvr.com/products/4g-body-worn-camera-m521.html RECODA Body Camera with 4G+GPS+WIFI Optional 10 hours Working Time device Feature: Ambarella A12 Super Clear Chipset 3 2 Megapixel Camera 3000 MAH Battery, 8 hours work time True 1440 P Super HD Video One Touch Recording 140 field.