Cheerson CX-10W CX10W Mini Wifi FPV 0.3MP Camera LED 3D Flip 2.4G 4CH 6 Axis RC Quadcopter BNF - Dark Gray. It allows many people to play it simultaneously and the transmission function featured by 8 frequency points to make sure that they do not disturb each other. Buy this and Save 3$ Off For Cheerson CX-10W Mini Wifi RC Quadcopter.