Razer SALMOSA 1800 dpi USB Optical 1800DPI Black mice

SALMOSA 1800 dpi -1800dpi Razer Precision 3G infrared sensor
-1000Hz Ultrapolling / 1ms response time
-Mechanical dpi/polling rate switches
-On-The-Fly Sensitivity adjustment
-Always-On mode
-Ultra-large non-slip buttons
-16-bit ultra-wide data path
-60-120 inches per second
-Three independently programmable Hyperesponse buttons
-Ambidextrous design
-Scroll wheel with 24 individual click positions
-Zero-acoustic Ultraslick Teflon feet
-Seven-foot, lightweight, non-tangle cord
-Approximate size: 115mm x 63mm x 37mm