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Amazon.com : NEEWER 4 Pack Lens Filter ND Filter Kit Compatible with GoPro Hero 11 10 9, ND4/ND8/ND16/ND32 Multi Coated Neutral Density Lens Filters, HD Optical Glass/Aviation Aluminum Black Frame : Electronics
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Amazon.com : SOONSUN 4-in-1 Floating Selfie Stick for GoPro Hero 11, 10, 9, 8, 7, 6, 5, 4, 3, Max, Fusion, Session, DJI OSMO, AKASO, Insta360 - Use as Floating Handle, Extendable Monopod, Hand Grip, Tripod Stand : Electronics
Amazon.com: Movo GM100 Clip-on Lavalier Microphone for Compatible with GoPro HERO3, HERO3+ and HERO4 Black, White and Silver Editions - Includes Mic Adapter for Go Pro
Amazon.com: Hero 4 Microphone Compatible with GoPro Hero 4 Silver Black White Edition, Hero 3, Canon, Nikon Camcorder DSLR Camera- External Lavalier Lapel Mic : Electronics
Amazon.com : Suptig Replacement Waterproof Case Protective Black Housing Touch housing for GoPro Hero 4 Hero 3+ Hero3 Outside Sport Camera for Underwater Use Water Resistant up to 147ft (45m) : Electronics
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Amazon.com : SOONSUN Frame Mount Housing Case with Basic Buckle and Long Thumb Bolt Screw for GoPro Hero 3 3+ 4 Camera and All Slots Fully Accessible-Black : Electronics
Amazon.com : GoPro Hero 4 Silver Edition 12MP Waterproof Sports & Action Camera Bundle with 2 Batteries : Electronics