A4Tech Gaming Mouse 3XFire Button USB+PS/2 Optical 400DPI Black mice

Gaming Mouse 3XFire Button "3XFire Button",No more double click!
1.In game-play this powerful and useful "3XFire Button",fires 3 times with just one click.Avoid error in operation efficiently while allowing you to focus on the crosshair with the target aimed.
2.In office operation,With A4tech convenient"3XFire Button",You can seiftly open files.Turn a double click operation into just 1 click.This is not only convenient in opening files,applications,but also a "cell"in Microsoft Excel Sheets. Work efficently and never miss the 2nd click with "3XFire Button"today!

The 2nd-5th buttons can be programmable with up to 58 shortcuts by using software-X7 software.

Gamers may now use 4 DPI Shift to speed up or slow down the pace of the mouse at their fingertips. Click to quickly shift from 400, 600,800 to 1000 DPI as the scroll wheel changes color between shifts.

The 4 SPEED Game Mouse is put together with the X7 Extra Speed Optical Engine which gives you an extremely accurate cursor and extremely smooth movement.

- MCU Design Performance
- SPI time : 1ms
- Adjustable Speed Grade : 4th
- Speed Changing Mode: single cycle 6th key
- Changeable Speed Display : Triple -LED indication
- DPI Mode: 400-600-800-1000 dpi

Intelligent 4th and 5th Button-forward and backward.