{"product_id":"sjcam-sj4000-upgraded-4k30fps-action-camera-dual-screen-waterproof","title":"SJCAM SJ4000 Upgraded 4K30FPS Action Camera - Dual Screen, Waterproof","description":"\u003cp\u003eIn this review of the SJCAM SJ4000 Upgraded action camera, the bottom line is simple: this is a budget-friendly, versatile sports camera for casual adventurers who want solid footage without a big price tag. The reviewer found it especially useful for water sports and helmet or dash mounting thanks to the IP68 waterproof case and 170 degree wide-angle lens. Its biggest selling point is the combination of multiple resolutions up to \u003cstrong\u003e4K30fps\u003c\/strong\u003e with a convenient dual-screen layout that makes selfies and framing quick and intuitive.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4K and multiple resolutions:\u003c\/strong\u003e Shooting at 4K30fps, 2.7K30fps, 1080P up to 60fps and 720P120fps gives flexible frame-rate and quality options for different activities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e170 degree wide-angle lens:\u003c\/strong\u003e The super wide field of view captures more of the scene, useful for action sports and helmet-mounted footage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIP68 waterproof case:\u003c\/strong\u003e The included durable case allows diving to 98ft\/30m so users can record snorkeling, diving and surfing without worry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual color screens:\u003c\/strong\u003e A front color screen for selfies and a rear 2-in HD screen for live preview and menu navigation make framing and playback easier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiFi and app control:\u003c\/strong\u003e Built-in WiFi connects to the SJCAM Zone app for remote control, quick transfer and fast uploading to social platforms within the WiFi range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple shooting modes:\u003c\/strong\u003e Loop recording, time-lapse, burst shooting and exposure adjustments add creative and practical options for riding, driving or vlogging.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe SJ4000 is aimed at budget-conscious outdoor enthusiasts, amateur vloggers and anyone who wants a compact action camera for water sports, motorcycle helmet rigs, dashcam use or casual underwater shooting. Its waterproof case, wide-angle lens and convenient mounts make it a natural fit for swimmers, snorkelers and riders who need durable mounting and easy framing.\u003c\/p\u003e\u003cp\u003eThose who need pro-level stabilization, studio-grade audio or the absolute maximum battery runtime should look elsewhere; customers report mixed battery life and limited onboard audio quality, so serious filmmakers or users who require long continuous shooting per battery may prefer higher-end models.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGood image flexibility with up to \u003cstrong\u003e4K30fps\u003c\/strong\u003e and several other resolution\/frame-rate choices.\u003c\/li\u003e\n\u003cli\u003eWaterproof to 98ft\/30m with the supplied case, making it ready for most recreational diving and water sports.\u003c\/li\u003e\n\u003cli\u003eDual screens simplify selfies and live preview, helpful for helmet or handheld shooting.\u003c\/li\u003e\n\u003cli\u003eStrong value for the feature set and included accessories like two batteries and a 32G card.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAudio quality is limited compared with dedicated microphones and may not satisfy users focused on sound.\u003c\/li\u003e\n\u003cli\u003eBattery life varies by report, with some users getting short runs per battery depending on settings and resolution.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eVideo resolutions\u003c\/td\u003e\n\u003ctd\u003e4K30fps, 2.7K30fps, 1080P60\/30, 720P120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage sensor\u003c\/td\u003e\n\u003ctd\u003e16MP still images\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLens\u003c\/td\u003e\n\u003ctd\u003e170 degree super wide-angle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWaterproof rating\u003c\/td\u003e\n\u003ctd\u003eIP68 case to 98ft\/30m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScreens\u003c\/td\u003e\n\u003ctd\u003eDual color screens: front selfie screen and 2-in rear HD screen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectivity\u003c\/td\u003e\n\u003ctd\u003eWiFi with SJCAM Zone app (range up to 33ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded accessories\u003c\/td\u003e\n\u003ctd\u003e2 batteries, accessories kit and 32G card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe SJCAM SJ4000 Upgraded is a practical, cost-effective action camera for casual adventurers who want a waterproof, wide-angle shooter with flexible resolution options and handy dual screens. It represents solid value when you factor in the underwater case, extra battery and 32G card; buy it if you prioritize portability and versatility over pro audio or maximum battery runtime.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan this camera be used underwater?\u003c\/strong\u003e\u003cbr\u003eYes, the camera works underwater when placed inside the included IP68 waterproof case, rated to 98ft\/30m for recreational diving.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes it connect to a phone for remote control?\u003c\/strong\u003e\u003cbr\u003eYes, the SJ4000 uses WiFi and the SJCAM Zone app for remote control, preview and media transfer within the stated WiFi range.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow long do the batteries last?\u003c\/strong\u003e\u003cbr\u003eBattery life varies by resolution and settings; customers report runs ranging from under an hour to a few hours per battery, so carrying the included spare is recommended.\u003c\/p\u003e","brand":"SJCAM","offers":[{"title":"Default Title","offer_id":46776310989019,"sku":"B0BY2TFKKZ","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81oTtNYt1vL._AC_SL1500.jpg?v=1747770430","url":"https:\/\/gearmusthave.com\/products\/sjcam-sj4000-upgraded-4k30fps-action-camera-dual-screen-waterproof","provider":"GearMustHave","version":"1.0","type":"link"}