!!! NOTE PACKAGING DAMAGED KEYBOARD LAYOUT DE (qwertz)!!! Echaar Bluetooth Keyboard, foldable, with touchpad, wireless foldable keyboard (Bluetooth connection + USB cable) with Mac, iOS, Android, Windows (black) (Bluetooth 5.1 and sensitive touchpad)The foldable Bluetooth keyboard uses the latest Bluetooth 5.1 technology and is equipped with a new, highly sensitive Multi-Point touch panel. The transmission distance of up to 10 m ensures a better keyboard experience. (Easy to change between 4 devices) Folds Bluetooth keyboard can quickly and stably switch between 4 devices without interference or interruptions. The pairing process does not need to be repeated. (Wide Compatibility) The portability keyboard is compatible with four important operating systems that support Bluetooth: (iOS, Android, Mac OS and Windows), including iPad Air/iPad Pro/iPad Mini/iPhone/MacBook/Android. (Bluetooth connection + USB) connection If you use it, you can connect in two ways by selecting a Bluetooth connection or USB cable. Bluetooth connection: Press Fn+Tab to select the Bluetooth connection with pairing. USB connection: Press Fn+F to select the connected USB feces. ( Bluetooth) Connection method Turn on the ON power supply, press FN+A once, then press the FN+ TAB key and hold it for at least three seconds until the blue Bluetooth indicator light flashes quickly. Click the Bluetooth keyboard (BT 5.1 keyboard-1503) in the corresponding device interface (e.g. iPad) and click Connect. (Elegant leather and carry) Elegant and resistant wear leather is great to the touch and looks elegant. Thanks to its small size (18,7 x 10,6 x 1,7 cm) and light weight (227 g), the Bluetooth keyboard can be easily transported and stored in a backpack, shoulder bag or suitcase. (Rechargeable battery and long-lasting operation)The built-in rechargeable battery of the foldable Bluetooth keyboard can be used for up to 40 hours of continuous operation or 20 days of standby. Therefore, a short business trip or weekend vacation is ideal. Automatic sleep mode allows you to maximize performance. Bluetooth connection + USB data cable Bluetooth connection supports simultaneous connection of four devices Turn on the network switch Connect the first device: First, press the FN+1 key (A button), and the Bluetooth indicator light will flash once. Then hold down the FN button for two seconds and hold down the FN+TAB key simultaneously for at least three seconds until the Bluetooth indicator light flashes quickly and shows that the keyboard has activated Bluetooth pairing mode. Find the Bluetooth name (BT 5.1 Keyboard 1503) on the corresponding device and click the Bluetooth name to make the connection. Connect the second device: First, press the FN+2 key (S button), and the Bluetooth indicator light will flash once. Then hold the FN button for two seconds and hold the FN+TABLE key simultaneously for at least three seconds until the Bluetooth indicator light flashes quickly and shows that the keyboard has activated Bluetooth pairing mode. Find the Bluetooth name (BT 5.1 Keyboard 1503) on the corresponding device and click the Bluetooth name to make the connection. third device to: First press the FN+3 key (D button), and the Bluetooth indicator light will flash once. Then hold down the FN key for two seconds and hold down the FN+TAB key simultaneously for at least three seconds until the Bluetooth indicator light flashes quickly and shows that the keyboard has activated Bluetooth pairing mode. Find the Bluetooth name of the keyboard (BT 5.1 Keyboard 1503) on the corresponding device, and then click the Bluetooth name to make the connection. en.en. USB-data cable USB Dimensions: Connect the USB cable to the USB interface of your desktop computer, then press FN+F to connect and use it.