 "GoPro Dual HERO System for HERO3+ (Camera not included)"@en-US "Accessories - Page 791 | EISF"@en-US
"Capture a wide variety of content with the Dual HERO System. The tandem housing holds two HERO3+ Black Edition cameras (sold separately), enabling you to capture full-resolution videos and/or photos simultaneously with uncompromised image quality. You can also record synchronized footage to convert to 3D using free GoPro Studio editing software. Waterproof to 197'/60m. Compatible with Hero3+ Black Edition Cameras ONLY"@en-US 
 "GoPro - HERO6 Black 4K Action Camera"@en-US
"Shoot breathtaking scenes in Ultra HD with this GoPro HERO6 Black action camera. Its 60 fps frame rate provides high-quality 4K video capture, and its 5.0GHz Wi-Fi band enables fast wireless transfer of high-resolution media files to a mobile device. Record GPS data, speed and other active stats with this GoPro HERO6 Black action camera via the Quik mobile app."@en-US 