Hama am 7300 wireless optical mouse hama am 7300 wireless optical mouse this optical 3 button mouse picks up the slightest of movements and allows accurate control separate onoff switch allows for energy saving use of the mouse storable usb receiver can be transported inside the mouse to save space 24 ghz technology for a reliable interference free and fast signal transmission with a range of up to 8m the ultra small usb receiver can be permanently installed in a notebook or pc dimensi