R87 Wireless Mechanical Keyboard, Hot Swappable Wired/2.4G, Lava Brown ?Upgraded Gateron G Pro 3.0 Yellow Switch? The new G Pro 3.0 retains its predecessor, the G Pro 2.0?s pre-lubed feature. The G Pro 3.0 has the condenser light effection structure as well, but with a new frosted, light-guided surface to make the backlight brighter and more consistent. We also upgrade the G Pro 3.0?s pin to be harder for a more stable and smoother typing experience. ?Triple Connection Modes Multi-Device Tasking? With the combination of 3 Bluetooth channels + one 2.4GHz wireless USB + one Type-C wired connection, this wireless keyboard allows multi-tasking workflow for up to 5 devices. Turn the top-right corner knob to switch between devices. ?Incredible Typing Experience Sound?With silky-smooth G Pro Yellow Switches, sound dampeners sheet and specially tuned stabilizers, the creamy keyboard gives you an incredible typing experience. ?18+4 RGB Lighting Effects? 22 RGB light modes with adjustable brightness and a monochromatic light switch. Match your setup style with this mechanical gaming keyboard (4 Additional preset colors available for download. 'Music Follow' mode is unavailable in MAC system.) ?Hot-swappable Mechanical Keyboard with 5-Pin Sockets? Hot-swappable design of this custom keyboard enables super convenient pullout and pop-in of the switches (Key Switch removers are included). The sockets support both 5-pin and 3-pin switches but are not compatible with Cherry switches). ?Large Capacity Battery? This Bluetooth mechanical keyboard is equipped with a 3000 mAh huge capacity battery which can provide up to 250 hours of standby time with RGB light off (10 hours with RGB light on). ?Other Features? 1) Double shot PBT keycaps to prevent long-term grime buildup; 2) The switch on the top right corner to switch systems between Win and Mac; 3) Full keys Anti-Ghosting (N-Key Rollover). ?Why is it a Great Keyboard?? It Looks Great, Feels Great, Sounds Great, Works Great and the packaging and customer service are Great.