IOS, WINDOWS, ANDROID. Hight Polishing linellae decoration: There has a circle of high polishing decorative linellae around outer edge of keyboard, looks more high-end. Bluetooth connection 1, Turn the power toggle switch to "ON", Power indicator will flash 2 seconds in blue, indicating keyboard powers on, bluetooth indicator continues to flash in blue light by pressing FN + C, keyboard enters into state of bluetooth searching.
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