Boscam 640_480 2.4G/5.8G 8 CH Wireless Receiver FPV Video Goggle with Head Tracking Frequency: 2.4GHz / 5.8GHz (selectable) Virtual image size: 80 inches with 32 degree field of view Display resolution: VGA 640x480 RGB, 922k pixels Audio & Video: input/output Built-in Head Tracker for Futaba