CHERRY DW 9100 SLIM, Wireless Desktop Set, EU Layout (QWERTY), Bluetooth & 2.4 GHz RF, Quiet Keys, Flat Design, Silver/WhiteWireless desktop set: Choice of connection via 2. 4 GHz RF with extra small nano receiver or via Bluetooth secure AES 128 encryption for mouse and keyboard Rechargeable: Battery lasts for weeks and can also be recharged during use via USB C cable status LEDs show low battery level, charging status and mouse resolution Keyboard: Flat design, integrated metal plate for stability, removable magnetic strip for height adjustment + 6 additional keys (e. g.