... places—like your comfy couch—the long-range wireless connection virtually eliminates delays, dropouts, and interference ... be connected to the computer`s USB port, install the mouse batteries. 1 secondtransient response, you can ... the wireless freedom and forget the existence of the receiverUSB 2.0,backward compatible with USB 1.1 ... 20cm x 10cm Rapoo 1090 Wireless Mouse NANO Receiver Cordless Mouse Mini