With 15 programmable controls, lightspeed wireless technology, hyper-fast scroll wheel, and the revolutionary hero 25k sensor, g604 offers both versatility and high-performance with endless possibilities to play with mastery. dual connectivity lets you toggle between bluetooth and ultra-fast 1 mms lightspeed advanced wireless technology — even on separate machines. extremely accurate tracking and class-leading power efficiency enables up to 240 hours of high-performance gaming with one aa battery.max. speed:> 400 ips2.