Get ready for intense PC Gaming with the programmable TTXTech(r) Lobo(tm). This gaming keyboard was designed for those who are determined to destroy their opponents. The keyboard comes with 6 customizable keys, proprietary software and personal macro profiles. You can choose between 3 backlit LED colors, set your media preferences and switch to game modes. USB(r), 2.0 LED Backlit Keys with 3 Color Options; Blue, Red, Purple. System Requirements PC with USB(r), port (Windows XP and above). Wired USB connection. 6 Programmable Macro keys. 9 Multimedia key. 3 Customizable Profiles. Anti-ghosting for 10+ keys simultaneously pressed. Windows(r), enable/disable button. Input Power 4.5V – 5.5V 200mA Max Power Dimensions: Cable Length – 6ft Size & Weight – 19"L*8.3"W*1"H (approximately 505*211*30.5MM).