Jimier USB Wired Keyboard and Mouse Convert to Wireless 2.4G Bluetooth(BT) Converter with Receiver Type-C Power for Laptop Tablet Phone

USB Wired Keyboard and Mouse Convert to Wireless 2.4G BT Converter with Receiver Type-C Power for Laptop Tablet Phone
Manual----cable. cc/download/U2-016-AF001. pdf
This converter can convert wired USB keyboard and mouse into wireless, and is suitable for use on laptops, tablets, and phones that need to use wireless keyboards and mice.
The package included one wireless adapter and 2.4G receiver.
You can convert wired keyboard and mouse to BT or wireless 2.4G. BT mode supports switching 8 devices, You only need to connect our adapter byBT. Wireless 2.4G mode also supports switching 8 devices. You need to purchase the extral 2.4G receiver separately. (only one receiver in the package. )
The adapter support 8 computers and phones connection. You can push the botton to switch between 4 computers and phones.
You can use keyboard shortcuts to switch between 8 computers and phones. The shortcuts is Ctrl+Alt+Shift+1...... 8 (and so on). After pressing the switch shortcut key, the switch will be made immediately and completed about 1-3 seconds.
You can push the botton to switch between BT and 2.4G, Also can use keyboard shortcuts "Ctrl+Alt+Shift+0". The blue LED is BT mode and the Red LED is 24G Mode.