Brand – Havit, Model – Havit KB858L-Pro, Series – Gaming, Style & Size – Ergonomic, Type – Rainbow Backlit Gaming Keyboard, Connection Type – Wired, Interface – USB, Language (English) – Yes, Language – English, Language (Bangla) – No, Lighting – Yes, Lighting Type – RGB, Fingerprint Sensor – No, Mouse, Touchpad – Keyboard only, Dimensions (WxHxD) – 446 x 177 x 35mm, Cable Length – 1.75 Meter, OS Support – Windows 2000/XP/VISTA/windows7/windows8/window10, Color – Black, Others – Operating Voltage: 5V +- 0.5V, Operating Current: < – 200mA, Key Life: 8,000,000times, 19 anti-ghosting keys,enable free control. Streamlined and human engineering design. Adjusted frequency and brightness according to needs., Warranty – 1 Year