Surmen M75 75% Wireless Creamy Keyboard With Gasket, Pre-Lubed, Shadow Red Product Features ?3-Mode Connection?Geared with SURMEN advanced tri-mode connection technology, USB-A to C wired, BT 5.0 2.4Ghz wireless modes. Up to 3 devices can be connected via Bluetooth at the same time, and can be easily switched by the knob. Compatible with Win/Mac dual system, unlimited use. ?Noise Dampening,pleasing acoustic feedback?The custom white linear switch is paired with a fitted silicone pad and sound-absorbing sponge to reduce cavity sound located between the PCB, along with the silicone gasket. Significantly reduce the sound resonance between the metals and reduce the cavities noise. Creating a clear and pure switch traveling sound ONLY, no extra string mushy noise. ?Pro Software Supported?Through simple programming settings, you can configure multiple common operations into one click, greatly improving work and gaming efficiency. Macros with different keybindings or shortcuts for more efficient work and gaming. ?Hot Swappable South-facing LEDs ?The SURMEN M75 Keyboard 75 Percent compatible with most 3 pin and 5 pin mechanical switches. You don?t need to solder it. What?s more, the south-facing RGB is designed to better illuminate the keyboard backlight from the typist?s angle and free from interference while changing the switches. ?Music Rhythm RGB Keyboard?The rgb mechanical keyboard features unique music rhythm RGB light effects that change with the melody and beat of the music. Meanwhile, Custom keyboard has 16 unique RGB light effects that can be customised with over 16.8 million RGB colours through the driver. ?Long Battery Life, Customizable RGB Lighting?Say goodbye to the hassle of frequent charging! This hot-swappable keyboard is equipped with a high-capacity 5000mAh battery. When using Bluetooth mode, battery life lasts up to 178 hours with the light off and up to 42 hours with the light on. Additionally, you can customize the RGB lighting to your liking. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!