Multi-mode wireless connection Interference-free wireless options: Intelligent switching between Bluetooth 4.0, 5.0 and 2.4 GHz ensures stable wireless transmission with a range of up to 10 metres and 360-degree coverage. This allows you to continue using your keyboard even in the event of a USB port shortage or loss of the receiver. Ultra-slim 3.9-mm design with aluminium alloy base Slim and durable: The ultra-slim 3.9-mm design makes this keyboard really eye-catching, while the anodised aluminium housing offers stability and durability. Specifications https://elecena.pl/product/27804707/12575-wireless-keyboard-bluetooth-wireless-black-german-layout 2025-02-06 https://elecena.pl/product/27804707/12575-wireless-keyboard-bluetooth-wireless-black-german-layout 2025-12-17