This is the world's first Japanese layout, fully split wireless keyboard from the manufacturer. It supports multi-pairing, hot-swapping, and keymap changes via dedicated software. The left and right sides of the keyboard are magnetic, allowing them to be connected and used as a single keyboard. The key switches are Kailh Box Mechanical Keyboard Switch Deep-Sea Silent PRO linear silent switches. The keycaps have been replaced with Keychron ones. ※Warning※ Due to its considerable weight and angular design, dropping it on your foot could potentially cause a fracture, so please handle with care. When used normally, there is a step, so we recommend using it with a wrist rest. Product Name Waffree Interface USB2.0 or higher / Bluetooth 4.0 or later Communication Specifications 2.4GHz band, connection range within 5m Power Maximum 5V 500mA during charging Weight Left unit 850g / Right unit 1150g Size 143mm × 362mm (when left and right sides are connected) #SplitKeyboard #CustomKeyboard