Logitech ERGO Wave KeysLogitech ERGO Wave Keys. Keyboard form factor: Full-size (100%). Keyboard style: Curved. Connectivity technology: Wireless, Device interface: RF Wireless + Bluetooth, Keyboard key switch: Membrane, Keyboard layout: QWERTY. Wrist rest. Recommended usage: Office. Product colour: GraphiteKeyboardRecommended usageOfficeConnectivity technologyWirelessDevice interfaceRF Wireless + BluetoothKeyboard key switchMembraneKeyboard layoutQWERTYKeyboard languageUS InternationalKeyboard form factorFull-size (100%)Numeric keypadYesKeycaps materialAcrylonitrile butadiene styrene (ABS)Keyboard keys operating life10 million charactersKeyboard key profileLow-profileMulti-device supportYesKey travel distance2.5 mmActuation force50 gFrequency band2.4 GHzBuilt-in memoryYesBuilt-in memory capacity256 KBBluetooth version5.1Bluetooth Low Energy (BLE)YesOn/off switchYesDesignKeyboard styleCurvedErgonomic designYesWrist restYesAdjustable keyboard heightYesProduct colourGraphiteSurface colr