DFBTYG Computer Keyboard - Wired/Wireless

Feature: 1. The button has a backlight function, which can still be used when the light is turned off, and a variety of lighting effects can meet your needs 2. With ergonomic keycap design, you will feel better when you use the keyboard, and your hands will not feel very tired after using for a long time 3. The keyboard sounds very clear in use, with a dust?proof design, and up to 50 million keystrokes How to Use: FN+F1=Multimedia FN+F2=Volume down FN+F3=Volume increase FN+F4=mute FN+F5=Stop FN+F6=Play the previous song FN+F7=Play/Pause FN+F8=Play the following song FN+F9=Mail FN+F10=Homepage FN+F11=My Computer FN+F12=Calculator FN+←=LED speed slows down FN+→= LED speed increase FN+↑=Increase brightness FN+↓=Reduce brightness FN+WIN=Lock the WIN key FN+W=W/A/S/D and the direction keys switch each other FN+INS: Nine modes FN+PAUSE=Control the side light?emitting function (adjust the color, adjust the color change, adjust the three?color cycle, adjust the seven?color spectrum, adjust the dazzling light, adjust the neon) Specification: Item Type: USB Keyboard Number of Keys: 104 Keys Product Interface: USB2.0 Working Voltage: 5V Button Life: 50 Million Times Multimedia Function Keys: Support Working Current: 250mA Support System: For Win 2000/XP/7/8/10 Package List: 1 x USB Keyboard