G604 Lightspeed: A New Wireless Gaming Mouse From Logitech
Logitech G604 Review: My New Favorite Mouse! — GameTyrant
Logitech G604 Lightspeed Wireless Gaming Mouse
A Logitech G604 mouse review from a Mac user
Amazon.com: Logitech G604 LIGHTSPEED Wireless Gaming Mouse with 15 programmable controls, up to 240 hour battery life, dual wireless connectivity modes, hyper-fast scroll wheel - Black : Video Games