The C505 4-in-1 package is specifically made for gaming. USB multimedia keyboard with 19 anti-ghosting keys and a color backlight. The mouse's design is ergonomic. You can play the game for a long time because the contour design of the appearance fits the curvature of the palm, making it comfortable to hold and easy to use. The 3200DPI high-resolution light sensor can locate targets in the game rapidly, track high-speed data, and react instantly to opponent movements. Side buttons enable fast forward and backward motion. You can change the mouse's movement speed and see which settings are active at any given time by pressing the DPI change button. Comfortable leather earmuffs, a high-sensitivity microphone, clear stereo, and an ergonomic mouse pad with a smooth cloth surface for seamless