NEW! Original box and packaging. Powzan | KB770 Aluminum Quiet Wired Keyboard Backlit - Space Gray • EXCELLENT TYPING EXPERIENCE - Comfortable low-profile keys and standard PC keyboard layout with full-size design allow for quiet and efficient typing - excellent for your daily use. Each keystroke produces a soft sound, providing a very pleasant typing experience. • ULTRA-SLIM AND ERGONOMICS DESIGN - Keyboard is convinced that is Ultra-slim with the high-end scissors switch whisper-quiet keys, sleek, streamlined, elegant and compact keyboard design let you enjoy comfortable and smooth typing and clicking. • SPLENDID LED BACKLIGHT - 7-color LED lighting * Press Fn+Home to change color; Press Fn+Page Up/Dn to adjust brightness. • PLUG AND PLAY COMPATIBILITY - Ready-to-use right out of the box, so there is no need to download and install any software or drivers onto your device before using it. Compatible With Windows 2000 / XP / 7 / 8 / 10 / Vista , Mac OS. • 12 Hotkeys designed specifically for both Windows & MAC OS. Shortcuts let you do more with less effort in the office and home. Enjoy convenience at your fingertips. NOTICE: Press for 3 seconds and indicators flash 5 times, then it will switch to MAC/WIN mode. (MAC mode on:LED is active on scroll lock ; Windows mode: LED is off)