This adaptor has an Ultra small design that fully integrates with your notebook when plugged in, no need to remove adaptor.

Details
Instantly use your Bluetooth mouse on your notebook without (un)plugging the USB adaptor
Create a wireless connection between your notebook/PC and Bluetooth devices
Bluetooth 2.0 technology: up to 3 times faster than standard Bluetooth
Also works with previous Bluetooth versions

XP/Vista compatable