This is an A4 Tech G6 Saver Wireless Notebook Optical Mouse, 2.4GHz RF Wireless Technology, Model: G6-70MD.
Features and Specifiations:
G6 saver Wireless Notebook Optical.
Just one click on "2X Button" directly opens files and programs, saves time and improves efficiency.
The 2.4GHz RF wireless technology is fine-tuned with 16 selected channels; it offers precise and smooth wireless operation even in busy wireless environments. It allows many wireless devices to operate simultaneously in one area without interfering in the range about 10 meters.
Specially designed with ID code button, the mouse allows you to use any A4Tech receiver. In case of losing it, you may obtain another one and don't need to worry the mouse is useless. With built-in memory inside the mouse, there is no need to synchronize the channels when replacing the batteries.
2-way communication technology features error correction capability that speeds up data transmission without delay and increases wireless precision.
"Auto Channel Hopping" technology automatically detects and secures available channels in the busy public 2.4GHz universal band. It ensures better quality of wireless communication.
2.4GHz RF wireless is designed with "4 Level Auto Power Saving" modes with ultra low battery power consumption, it only requires 8mA of electric current to operate. It saves valuable battery power and cost.
Limited Warranty: One year from invoice date with Directron.com. 30-Day money back from receiving date with 15% restocking fee for non-defective returns. No credit or refund after 30 days. Customer is responsible for returning defective products including DOA due to manufacturer unless testing is paid before shipping. (duck043008)
Notes: Viritually all USB keyboards / mice are compatible with Windows Vista, including wireless ones.