?Macro Recording & Driver Support?RK ROYAL KLUDGE mechanical keyboard is armied with superior driver.The RK keyboard can be customized to perform the complex commands you need-custom RGB backlit light and effect, redefin key function and macro setting. Maximize keyboard customization. ?Wide Compatibility?With 3 modes connection is widely compatible with Windows/ MacOS/ Android/Ipad. What's more, the wireless keyboard can connect with up to 3 devices via Bluetooth. Quickly switch to your target device through Fn+Q/W/E which effectively meet the needs of work or game scenarios on different devices. ?Quiet Hot Swappable Keyboard?Adopted with lastest SkyCyan switches, the 60% gaming keyboard could bring you a quieter and smoother typing experience than traditional linear switches. The ROYAL KLUDGE hot swappable is compatible with most of MX-similar mechanical switches freely (including Gateron, Cherry, etc.). Easily swap out the mechanical switches, and custom your keyboards depending upon your preference. ?60 Percent Compact Layout & Extended USB Hub?The RK61 Plus wireless gaming keyboard delivers big features compressed from large full keys keyboard into a 60% form-factor and free up more room for your mouse. Plus with extended USB hub port for easy connection to more USB devices. ?Triple Modes Wireless Keyboard ?Supported 2.4G / Bluetooth 5.0/ USB wired three connection modes, the RGB gaming keyboard could freely connect with laptop, desktop, PC computer, tablet and etc. Long standby with 1850 mAh rechargeable battery support the bluetooth keyboard for hours working. For double typing issue-firmware address: drive.google.com/file/d/1whgKiy-Dxjz9nPhxZmt_Ijy3P4rIdFHv/view.