Split, Splayed and Tented Design: Are you suffering from joint and muscle discomfort from unnatural typing positions? Nulea split keyboard promotes natural arm and hand position while typing. The splayed layout keeps hands in line with shoulders. You can type more naturally to reduce muscle strain on your wrists and forearms. | Pillowed Palm Rest: Are your palms bending or dangling while you are typing? If yes, it may cause pain in the palm and wrist after longtime workload. To reduce median nerve pressure and minimize tensions on the forearm, this ergonomic split keyboard integrated a palm rest with a large surface (skin-touching feeling PU leather) and memory foam. This considerate design supports your palm and wrist well and boosts a more relaxed typing angle. | Adjustable Palm Lift: We all know sedentary is not good for our health. Alternate sitting and standing while working are more and more popular. To keep wrists in a natural status for different postures, this Ergonomic keyboard features 4 foldable tilt legs. You can adjust the keyboard tilt angle by setting up the front, back, or both-side legs. More wrist support, Less wrist bending. | Built-in 2 USB Ports: Have you ever encountered the situation of insufficient USB connector? Two extra USB ports are equipped with the wired ergonomic keyboard for connecting or charging your mouse, headphone, or other extended devices. It can also transfer data, applicable to portable external hard drive. No need to prepare an external USB hub. | More Efficient and Comfortable: Features 107 keys with 17 multimedia shortcut keys, a numeric keypad, and LED indicator lights, compatible with windows mac. The full-size ergonomic keyboard promotes responsiveness for a tactile and comfortable typing feeling. Nulea ergonomic split keyboard will make your work more efficient. | Note: Some shortcut function keys are not applicable to Mac system, please refer to the user manual.