{"data":{"slug":"redragon-k521-r","type":"keyboard","brand":"Redragon","name":"K521-R 104-Key Wired Membrane Gaming Keyboard","aliases":["Redragon K521-R","K521-R","K521","Redragon K521","K521 Upgrade Rainbow LED","K521 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Manual"],"cables_included":null,"spare_switches_count":null},"variants":[],"sources":[{"url":"https://redragon.com/products/redragon-k521-r-104-key-wired-membrane-gaming-keyboard","kind":"manufacturer_page","accessed":"2026-10-23","fields":["manufacturer_url","model_numbers","segment","kit_type","markets","form_factor","key_count","layouts","switch_technology","keycap_legends","keycap_shine_through","anti_ghosting","connection_types","os_compatibility","spill_resistant","backlight","lighting_zones","lighting_brightness_levels","weight_g","dimensions_mm","in_the_box","wrist_rest","layout_standards","legend_os","has_numpad","has_function_row","has_arrow_keys","navigation_cluster","key_stagger","keyboard_port","cable_detachable","knob_count","dedicated_macro_keys","display_type","touchpad","fingerprint_reader"],"notes":{"manufacturer_url":"Redragon US store page. The only variant is US at 25.99 USD and it shows Sold Out on the access date. The page has a Buy on Amazon button that links to Amazon listing B0DRFGNWV1. The page has no description text.","model_numbers":"Product name Redragon K521-R 104-Key Wired Membrane Gaming Keyboard. Amazon calls the same listing K521, with model number K521.","segment":"Specification: Product Category Gaming Keyboard.","kit_type":"Sold fully assembled with membrane keys.","markets":"Store page ships to US and the variant is US.","form_factor":"Specification: Number of keys 104. Collection: Full-size Keyboards.","key_count":"Specification: Number of keys 104. The maker photo shows a standard 104-key layout with the right Windows and menu keys replaced by Fn and a backlight key.","layouts":"Variant name US.","switch_technology":"Product name: Membrane Gaming Keyboard.","keycap_legends":"Features: Double-shot keycaps (permanent legends).","keycap_shine_through":"Specification: Two-color translucent keycaps. The maker photos show the legends lit by the backlight.","anti_ghosting":"Features: 25-key rollover anti-ghosting. The Amazon listing says 19 keys anti-ghosting. Neither figure fits a rollover option, so key_rollover is left out.","connection_types":"Specification: Connection Wired.","os_compatibility":"Features: Windows 10/11 plus macOS compatible. The Specification row lists only Windows 10 down to Windows XP. The Features line and the Amazon listing are stored.","spill_resistant":"Features: spill-resistant design plus ergonomic tilt.","backlight":"Features: 6-zone RGB backlighting. Specification: Lighting Rainbow.","lighting_zones":"Features: 6-zone RGB backlighting.","lighting_brightness_levels":"Features: 4 brightness levels. It is not stated whether off is counted.","weight_g":"Weight & Size: Product Weight 0.581kg.","dimensions_mm":"Weight & Size: Product Size (L x W x H) 43.4X12.8X3.1cm. Mapped by size: width 434, depth 128, height 31. The measurement conditions are not stated.","in_the_box":"Package Contents: 1 x Keyboard, 1 x User Manual.","wrist_rest":"No wrist rest in the package contents.","layout_standards":"Maker photo: horizontal Enter, long left Shift and a backslash key above Enter. That is ANSI.","legend_os":"Maker photo shows a Windows logo key.","has_numpad":"Maker photo shows a numpad.","has_function_row":"Maker photo shows F1 to F12.","has_arrow_keys":"Maker photo shows an inverted-T arrow cluster.","navigation_cluster":"Maker photo shows Ins, Home, Pg Up, Del, End and Pg Dn as separate keys.","key_stagger":"Maker photo shows row-staggered keys.","keyboard_port":"Maker photo shows the cable leaving the top edge and no port on the keyboard.","cable_detachable":"Same photo: the cable is fixed.","knob_count":"No knob in the maker photo.","dedicated_macro_keys":"No separate macro keys in the maker photo.","display_type":"No screen in the maker photo.","touchpad":"No touchpad in the maker photo.","fingerprint_reader":"No fingerprint reader in the maker photo."}},{"url":"https://redragon.com/products/redragon-k521-r-104-key-wired-membrane-gaming-keyboard.js","kind":"manufacturer_page","accessed":"2026-10-23","fields":["gtins","release_date"],"notes":{"gtins":"Store product data: the one US variant has barcode 6950376725370.","release_date":"Store product data: page created and published on 2025-07-23. The Amazon listing was tracked from March 2025, so the board was on sale earlier."}},{"url":"https://www.amazon.com/dp/B0DRFGNWV1","kind":"retailer","accessed":"2026-10-23","fields":["status","colors","cable_host_connector","console_compatibility","media_keys","volume_control","win_key_lock","dedicated_media_key_count","case_material","spill_resistant"],"notes":{"status":"Amazon shows In Stock at 15.99 USD with 4K+ bought in the past month. Sold by Redragon Official. The maker store page shows Sold Out for the same board.","colors":"Item details: Color Black, Style Classic. The listing also sells other styles in other prices and layouts that are not this model. The Redragon store page links to this ASIN. Seller is Redragon Official.","cable_host_connector":"Item details: Connectivity Technology USB-A. Some regional retailers describe a Type-C cable for the RGB Netherbane, which is not this listing.","console_compatibility":"Title: Compatible with PC, Mac, PS4/5, Xbox. Bullet: Windows XP to Win11, PS4-5, Xbox, MacOS, no driver required. The Redragon store page does not mention consoles.","media_keys":"Infographic: 12 multimedia functions through Fn plus F1 to F12 (media player, play/pause, volume down and up, mute, next and previous track, stop, e-mail, home page, calculator and lock keyboard).","volume_control":"Infographic: Fn plus F2 and F3 for volume down and up, Fn plus F4 for mute.","win_key_lock":"Infographic: FN plus Win locks the Windows key.","dedicated_media_key_count":"The photo shows no separate media buttons. Media functions are Fn layer shortcuts.","case_material":"Item details: Keyboard Plate Material ABS. Amazon names it plate material and it is stored as the case material.","spill_resistant":"Infographic: Spill-resistant Protection. Prevent accidental spills from interrupting your game."}},{"url":"https://camelcamelcamel.com/product/B0DRFGNWV1","kind":"retailer","accessed":"2026-10-23","fields":["release_date"],"notes":{"release_date":"Price tracker: monitoring of the Amazon listing began on Mar 26, 2025. This is the earliest evidence of the listing. The real launch may be earlier. Stored as 2025-03."}}],"fields_filled":46,"updated":"2026-10-23"},"meta":{"api_version":"1","docs":"https://arkivo.dev/api"}}