Amazon.com: Logitech G PRO Wired Gaming Mouse, Hero 16K Sensor, 16000 DPI, RGB, Ultra Lightweight, 6 Programmable Buttons, On-Board Memory, Built for Esport, PC / Mac - Black (German Packaging) : Video Games
Logitech G Pro Wireless Gaming Mouse - Ambidextrous, HERO Optical Sensor, 25600 DPI, 1ms Response Time, Built-in Flash Memory, LIGHTSPEED Technology, RGB LED Backlight, Black - 910-005270 at TigerDirect.com
Logitech G502 HERO Review - RTINGS.com
Logitech G502 HERO High Performance Wired Gaming Mouse, HERO 25K Sensor, 25,600 DPI, RGB, Adjustable Weights, 11 Programmable Buttons, On-Board Memory, PC / Mac - Newegg.com