{"product_id":"keychron-j4-qmk-wireless-mechanical-keyboard","title":"Keychron - J4 QMK Wireless Mechanical Keyboard","description":"\u003cdiv id=\"aelementglowny\"\u003e\n\u003cdiv id=\"elementpierwszy\"\u003e\u003ch2\u003eKeychron J4\u003c\/h2\u003e\u003c\/div\u003e\n\u003cdiv id=\"elementdrugi\"\u003e\u003cp\u003e \u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv id=\"delementglowny\"\u003e\u003cdiv id=\"elementpiaty\"\u003e\u003cimg id=\"elementzdjecie\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Keychron_J4_QMK_Wireless_Mechanical_Keyboard-1.jpg?v=1764758777\" alt=\"src=\" width=\"3000\" height=\"1687\" sizes=\"(min-width: 1536px) 1536px, (min-width: 1024px) 1280px, (min-width: 640px) 768px, calc(100vw\/3)\" loading=\"lazy\" data-action=\"lightbox\" data-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Keychron_J4_QMK_Wireless_Mechanical_Keyboard-1.jpg?v=1764758777\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv id=\"aelementglowny\"\u003e\u003cdiv id=\"elementpierwszy\"\u003e\u003cp id=\"elementparagraf\"\u003eThe J4 is a wireless mechanical keyboard with a TKL (80%) layout. It supports 2.4 GHz, Bluetooth, and wired connections. Configurable through QMK and Keychron Launcher web app, it offers endless possibilities and enhanced productivity in your work and gaming! \u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv id=\"delementglowny\"\u003e\u003cdiv id=\"elementpiaty\"\u003e\u003cimg id=\"elementzdjecie\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Keychron_J4_QMK_Wireless_Mechanical_Keyboard-6.jpg?v=1764758777\" alt=\"src=\" width=\"3000\" height=\"1687\" sizes=\"(min-width: 1536px) 1536px, (min-width: 1024px) 1280px, (min-width: 640px) 768px, calc(100vw\/3)\" loading=\"lazy\" data-action=\"lightbox\" data-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Keychron_J4_QMK_Wireless_Mechanical_Keyboard-6.jpg?v=1764758777\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv id=\"delementglowny\"\u003e\u003cdiv id=\"elementpiaty\"\u003e\u003cimg id=\"elementzdjecie\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Keychron_J4_QMK_Wireless_Mechanical_Keyboard-3.jpg?v=1764758777\" alt=\"src=\" width=\"3000\" height=\"1687\" sizes=\"(min-width: 1536px) 1536px, (min-width: 1024px) 1280px, (min-width: 640px) 768px, calc(100vw\/3)\" loading=\"lazy\" data-action=\"lightbox\" data-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Keychron_J4_QMK_Wireless_Mechanical_Keyboard-3.jpg?v=1764758777\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv id=\"aelementglowny\"\u003e\u003cdiv id=\"elementpierwszy\"\u003e\u003cp id=\"elementparagraf\"\u003eThe J4 features a superior sound and typing experience with multiple layers of acoustic foams, such as IXPE, PET, and EPDM. \u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv id=\"delementglowny\"\u003e\u003cdiv id=\"elementpiaty\"\u003e\u003cimg id=\"elementzdjecie\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Keychron-J4-Features.jpg?v=1764758777\" alt=\"src=\" width=\"3000\" height=\"1687\" sizes=\"(min-width: 1536px) 1536px, (min-width: 1024px) 1280px, (min-width: 640px) 768px, calc(100vw\/3)\" loading=\"lazy\" data-action=\"lightbox\" data-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Keychron-J4-Features.jpg?v=1764758777\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv id=\"aelementglowny\"\u003e\n\u003cdiv id=\"elementpierwszy\"\u003e\u003ch2\u003e2.4 GHz \u0026amp; Bluetooth Connection\u003c\/h2\u003e\u003c\/div\u003e\n\u003cdiv id=\"elementdrugi\"\u003e\u003cp id=\"elementparagraf\"\u003eExperience peak gaming performance on the fly with the 2.4 GHz wireless connection boasting a rapid 1000 Hz polling rate. For seamless multitasking across your computer, phone, and tablet, you can effortlessly connect the J4 via Bluetooth 5.2 to three devices.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv id=\"elementpiaty\"\u003e\u003cimg id=\"elementzdjecie\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Keychron_J4_QMK_Wireless_Mechanical_Keyboard-2.jpg?v=1764758777\" alt=\"src=\" width=\"3000\" height=\"1687\" sizes=\"(min-width: 1536px) 1536px, (min-width: 1024px) 1280px, (min-width: 640px) 768px, calc(100vw\/3)\" loading=\"lazy\" data-action=\"lightbox\" data-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Keychron_J4_QMK_Wireless_Mechanical_Keyboard-2.jpg?v=1764758777\"\u003e\u003c\/div\u003e\u003cdiv id=\"aelementglowny\"\u003e\n\u003cdiv id=\"elementpierwszy\"\u003e\u003ch2\u003eProgram with QMK \u0026amp; Launcher.\u003c\/h2\u003e\u003c\/div\u003e\n\u003cdiv id=\"elementdrugi\"\u003e\u003cp id=\"elementparagraf\"\u003eThe open-source QMK firmware means endless possibilities for key remapping, macros, shortcuts, and more. Now you can easily customize each key with the Keychron Launcher web app.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv id=\"elementpiaty\"\u003e\u003cimg id=\"elementzdjecie\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Keychron_J4_QMK_Wireless_Mechanical_Keyboard.png?v=1764758777\" alt=\"src=\" width=\"3000\" height=\"1687\" sizes=\"(min-width: 1536px) 1536px, (min-width: 1024px) 1280px, (min-width: 640px) 768px, calc(100vw\/3)\" loading=\"lazy\" data-action=\"lightbox\" data-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Keychron_J4_QMK_Wireless_Mechanical_Keyboard.png?v=1764758777\"\u003e\u003c\/div\u003e\u003cdiv id=\"delementglowny\"\u003e\u003cdiv id=\"elementpiaty\"\u003e\u003cimg id=\"elementzdjecie\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/pf-4235ef55--KeychronQ1QMKCustomMechanicalKeyboardVIA3_8fadd3da-cd75-45a1-8831-4d2ea99ee46a.jpg?v=1764758775\" alt=\"src=\" width=\"3000\" height=\"1687\" sizes=\"(min-width: 1536px) 1536px, (min-width: 1024px) 1280px, (min-width: 640px) 768px, calc(100vw\/3)\" loading=\"lazy\" data-action=\"lightbox\" data-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/pf-4235ef55--KeychronQ1QMKCustomMechanicalKeyboardVIA3_8fadd3da-cd75-45a1-8831-4d2ea99ee46a.jpg?v=1764758775\"\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv id=\"aelementglowny\"\u003e\n\u003cdiv id=\"elementpierwszy\"\u003e\u003ch2\u003eSignificantly Enhanced Acoustic Foams\u003c\/h2\u003e\u003c\/div\u003e\n\u003cdiv id=\"elementdrugi\"\u003e\u003cp id=\"elementparagraf\"\u003eElevate your typing with J4 featuring advanced IXPE acoustic foam for enhanced comfort, coupled with resilient EPDM foam for superior key switch support, responsiveness, and durability. The steel plate provide responsive feedback and a peaceful typing sound, while added weight will enhance the stability.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv id=\"elementpiaty\"\u003e\u003cimg id=\"elementzdjecie\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Structure_of_Keychron_J4_Wireless_Mechanical_Keyboard.jpg?v=1764758777\" alt=\"src=\" width=\"3000\" height=\"1687\" sizes=\"(min-width: 1536px) 1536px, (min-width: 1024px) 1280px, (min-width: 640px) 768px, calc(100vw\/3)\" loading=\"lazy\" data-action=\"lightbox\" data-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Structure_of_Keychron_J4_Wireless_Mechanical_Keyboard.jpg?v=1764758777\"\u003e\u003c\/div\u003e\u003cdiv id=\"aelementglowny\"\u003e\n\u003cdiv id=\"elementpierwszy\"\u003e\u003ch2\u003eAn Epic Core Inside\u003c\/h2\u003e\u003c\/div\u003e\n\u003cdiv id=\"elementdrugi\"\u003e\u003cp id=\"elementparagraf\"\u003eA powerful ARM architecture MCU equipped with 256KB Flash will provide more flexibility for developers. The polling rate is 1000 Hz on 2.4GHz and wired modes right out of the box, which makes the latency hardly noticeable even in competitive games.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv id=\"elementpiaty\"\u003e\u003cimg id=\"elementzdjecie\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Keychron_J4_QMK_Wireless_Mechanical_Keyboard-7.jpg?v=1764758777\" alt=\"src=\" width=\"3000\" height=\"1687\" sizes=\"(min-width: 1536px) 1536px, (min-width: 1024px) 1280px, (min-width: 640px) 768px, calc(100vw\/3)\" loading=\"lazy\" data-action=\"lightbox\" data-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Keychron_J4_QMK_Wireless_Mechanical_Keyboard-7.jpg?v=1764758777\"\u003e\u003c\/div\u003e\u003cdiv id=\"aelementglowny\"\u003e\n\u003cdiv id=\"elementpierwszy\"\u003e\u003ch2\u003eHot-Swappable (Optional)\u003c\/h2\u003e\u003c\/div\u003e\n\u003cdiv id=\"elementdrugi\"\u003e\u003cp id=\"elementparagraf\"\u003eWe also provide a hot-swappable version for your choice, which means you can customize your typing experience without soldering, pop them in and it's done.\u003cbr\u003e\u003cbr\u003e Every detail matters for a personalized typing experience, that’s why we give you the power. You can hot-swap every switch on the J4 with almost all of the 3pin and 5pin MX style mechanical switches on the market (including Cherry, Gateron, Kailh, Panda, etc.) without soldering. You can customize your own typing experience in seconds.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv id=\"elementpiaty\"\u003e\u003cimg id=\"elementzdjecie\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Hot-swappable_feature_of_the_Keychron_J4_Wireless_Mechanical_Keyboard.jpg?v=1764758777\" alt=\"src=\" width=\"3000\" height=\"1687\" sizes=\"(min-width: 1536px) 1536px, (min-width: 1024px) 1280px, (min-width: 640px) 768px, calc(100vw\/3)\" loading=\"lazy\" data-action=\"lightbox\" data-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Hot-swappable_feature_of_the_Keychron_J4_Wireless_Mechanical_Keyboard.jpg?v=1764758777\"\u003e\u003c\/div\u003e\u003cdiv id=\"aelementglowny\"\u003e\n\u003cdiv id=\"elementpierwszy\"\u003e\u003ch2\u003eKeychron Super Switch\u003c\/h2\u003e\u003c\/div\u003e\n\u003cdiv id=\"elementdrugi\"\u003e\u003cp id=\"elementparagraf\"\u003eOur exclusive Keychron Super switch adopts a new mold with unparalleled precision. Every switch is tested for pro-grade quality and has a lifespan of up to 50 million clicks, providing great reliability and high performance for long typing sessions. Its new light affection structure on its transparent top housing also ensure high light transmittance and a more consistent, brighter backlight effect.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv id=\"elementpiaty\"\u003e\u003cimg id=\"elementzdjecie\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/image_20.png?v=1764758777\" alt=\"src=\" width=\"3000\" height=\"1687\" sizes=\"(min-width: 1536px) 1536px, (min-width: 1024px) 1280px, (min-width: 640px) 768px, calc(100vw\/3)\" loading=\"lazy\" data-action=\"lightbox\" data-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/image_20.png?v=1764758777\"\u003e\u003c\/div\u003e\u003cdiv id=\"aelementglowny\"\u003e\n\u003cdiv id=\"elementpierwszy\"\u003e\u003ch2\u003eDouble-shot PBT Keycaps\u003c\/h2\u003e\u003c\/div\u003e\n\u003cdiv id=\"elementdrugi\"\u003e\u003cp id=\"elementparagraf\"\u003eThe double-shot PBT keycaps of the J4 provide excellent oil resistance and prevent the legends from fading out. Additionally, the keyboard offers two different keycap options to meet varying preferences and needs.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv id=\"eelementglowny\"\u003e\n\u003cdiv id=\"elementtrzeci\"\u003e\n\u003cimg id=\"elementzdjecie\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Cherry_Profile_Shine-Through_Keycaps_of_Keychron_J4_Wireless_Mechanical_Keyboard.jpg?v=1764758777\" alt=\"src=\" width=\"3000\" height=\"1687\" sizes=\"(min-width: 1536px) 1536px, (min-width: 1024px) 1280px, (min-width: 640px) 768px, calc(100vw\/3)\" loading=\"lazy\" data-action=\"lightbox\" data-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Cherry_Profile_Shine-Through_Keycaps_of_Keychron_J4_Wireless_Mechanical_Keyboard.jpg?v=1764758777\"\u003e\u003ch2\u003eCherry profile (shine-through) \u003c\/h2\u003e\n\u003cp id=\"elementparagraf\"\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"elementtrzeci\"\u003e\n\u003cimg id=\"elementzdjecie\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/MDA_Profile_Keycaps_of_Keychron_J4_Wireless_Mechanical_Keyboard.jpg?v=1764758777\" alt=\"src=\" width=\"3000\" height=\"1687\" sizes=\"(min-width: 1536px) 1536px, (min-width: 1024px) 1280px, (min-width: 640px) 768px, calc(100vw\/3)\" loading=\"lazy\" data-action=\"lightbox\" data-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/MDA_Profile_Keycaps_of_Keychron_J4_Wireless_Mechanical_Keyboard.jpg?v=1764758777\"\u003e\u003ch2\u003eMDA profile (non-shine-through)\u003c\/h2\u003e\n\u003cp id=\"elementparagraf\"\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv id=\"aelementglowny\"\u003e\n\u003cdiv id=\"elementpierwszy\"\u003e\u003ch2\u003eUnlock Dynamic Backlit Control\u003c\/h2\u003e\u003c\/div\u003e\n\u003cdiv id=\"elementdrugi\"\u003e\u003cp id=\"elementparagraf\"\u003eComes with more than 22 types of RGB backlight settings (as well as a static white backlight option), and 14 types of backlight settings on the White Backlight version. You can further fine-tune the RGB hue, saturation, brightness, effect speed with ease.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv id=\"delementglowny\"\u003e\u003cdiv id=\"elementpiaty\"\u003e\u003cvideo id=\"elementvideo\" src=\"https:\/\/cdn.shopify.com\/videos\/c\/o\/v\/ef7237c420a34cc69e462482a7bfd265.mp4\" autoplay muted loop\u003e\u003c\/video\u003e\u003c\/div\u003e\u003c\/div\u003e\u003cdiv id=\"celementglowny\"\u003e\n\u003cdiv id=\"elementczwarty\"\u003e\u003cimg id=\"elementzdjecie\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Ergonomic_support_for_the_Keychron_J4_Wireless_Mechanical_Keyboard.jpg?v=1764758776\" alt=\"src=\" width=\"3000\" height=\"1687\" sizes=\"(min-width: 1536px) 1536px, (min-width: 1024px) 1280px, (min-width: 640px) 768px, calc(100vw\/3)\" loading=\"lazy\" data-action=\"lightbox\" data-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0824\/6824\/1739\/files\/Ergonomic_support_for_the_Keychron_J4_Wireless_Mechanical_Keyboard.jpg?v=1764758776\"\u003e\u003c\/div\u003e\n\u003cdiv id=\"elementszosty\"\u003e\n\u003ch2\u003eErgonomic Support\u003c\/h2\u003e\n\u003cp id=\"elementparagraf\"\u003eTwo levels of adjustable typing angle (4.5º \u0026amp; 9.6º) and curved Cherry profile and MDA profile keycaps are all working together to provide long-lasting ergonomic support for your wrist.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Keychron","offers":[{"title":"Black \/ RGB Backlight (Hot-Swappable) \/ Keychron Super Red","offer_id":52208288071946,"sku":"KJ4-H1","price":439.0,"currency_code":"RON","in_stock":false},{"title":"Black \/ RGB Backlight (Hot-Swappable) \/ Keychron Super Brown","offer_id":52208347611402,"sku":"KJ4-H3","price":439.0,"currency_code":"RON","in_stock":false},{"title":"Black \/ RGB Backlight (Hot-Swappable) \/ Keychron Super Banana","offer_id":52208347644170,"sku":"KJ4-H4","price":439.0,"currency_code":"RON","in_stock":false},{"title":"Black \/ RGB Backlight \/ Keychron Super Red","offer_id":52208288104714,"sku":"KJ4-B1","price":387.0,"currency_code":"RON","in_stock":false},{"title":"Black \/ RGB Backlight \/ Keychron Super Brown","offer_id":52208347676938,"sku":"KJ4-B3","price":387.0,"currency_code":"RON","in_stock":false},{"title":"Black \/ RGB Backlight \/ Keychron Super Banana","offer_id":52208347709706,"sku":"KJ4-B4","price":387.0,"currency_code":"RON","in_stock":false},{"title":"White \/ RGB Backlight (Hot-Swappable) \/ Keychron Super Red","offer_id":52208361767178,"sku":"KJ4-Q1","price":439.0,"currency_code":"RON","in_stock":true},{"title":"White \/ RGB Backlight (Hot-Swappable) \/ Keychron Super Brown","offer_id":52208361799946,"sku":"KJ4-Q3","price":439.0,"currency_code":"RON","in_stock":true},{"title":"White \/ RGB Backlight (Hot-Swappable) \/ Keychron Super Banana","offer_id":52208361832714,"sku":"KJ4-Q4","price":439.0,"currency_code":"RON","in_stock":false},{"title":"White \/ RGB Backlight \/ Keychron Super Red","offer_id":52208361865482,"sku":"KJ4-P1","price":387.0,"currency_code":"RON","in_stock":false},{"title":"White \/ RGB Backlight \/ Keychron Super Brown","offer_id":52208361898250,"sku":"KJ4-P3","price":387.0,"currency_code":"RON","in_stock":false},{"title":"White \/ RGB Backlight \/ Keychron Super Banana","offer_id":52208361931018,"sku":"KJ4-P4","price":387.0,"currency_code":"RON","in_stock":false},{"title":"Dark Blue \/ RGB Backlight (Hot-Swappable) \/ Keychron Super Red","offer_id":52208361963786,"sku":"KJ4-H1Z","price":439.0,"currency_code":"RON","in_stock":false},{"title":"Dark Blue \/ RGB Backlight (Hot-Swappable) \/ Keychron Super Brown","offer_id":52208361996554,"sku":"KJ4-H3Z","price":439.0,"currency_code":"RON","in_stock":false},{"title":"Dark Blue \/ RGB Backlight (Hot-Swappable) \/ Keychron Super Banana","offer_id":52208362029322,"sku":"KJ4-H4Z","price":439.0,"currency_code":"RON","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0668\/2804\/2506\/files\/KeychronJ4QMKWirelessCustomMechanicalKeyboardRGBBacklightBlackKeychronSuperRed.jpg?v=1764755864","url":"https:\/\/shelter.ro\/en\/products\/keychron-j4-qmk-wireless-mechanical-keyboard","provider":"Shelter.Shop","version":"1.0","type":"link"}