GoPro LCD BacPac. It's a detachable LCD screen for your 1080p HD HERO camera. As a removable accessory, the LCD BacPac keeps your camera as small and light as possible, yet provides the convenience of an LCD screen when attached. It allows the framing of complex scenes, to see what you are shooting, also playback video and photos directly on your HD HERO camera. It can be used as a powerful everyday camera! The simple one button design allows for easy on/off and playback control. With normal speed, fast forward, and fast reverse video and photo playback. Also has integrated speaker with volume control. Included in the box: 1 LCD BacPac screen, 1 Waterproof LCD backdoor for HD HERO housing, 1 Waterproof LCD backdoor for HD Wrist housing, 1 Non-waterproof LCD Skeleton backdoor for HD HERO housing, 1 Non-waterproof LCD Skeleton backdoor for HD Wrist housing.