[3 Channels Bluetooth Connection] - 3 bluetooth device can connect with the folding keyboard and switch between each other randomly. 1 Foldable Bluetooth Keyboard. Size:Keyboard Size:346.86 x 106.09 x 8.8mm(open), 187 x 106.09 x 17.8mm(folding); Touchpad Size:92.1 x 67.46mm.
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