Retro Wired KeyboardCute round keycaps, crisp and sweet sound, perfect knocking feel, let you find the feeling of a retro typewriter. Plug and PlayOne USB cable for the keyboard without installing any additional software. And you no need changing or recharging batteries. Super easy to use! Upgrading TechnologyThe keycaps are made of ABS environment-friendly plastic characterized by ergonomic design and comfortable feel. Wide CompatibilitySuit for Windows 7,8,10, XP/Vista, MAC OS, iOS. Work perfectly with PC, Laptop, Smart TV, and more. Not fully compatible with the Apple system. LED IndicatorThe wired keyboard has Keypad Lock Indicator, Caps Lock Indicator, Power Indicator/ 2.4G connection indicator, which can improve your work efficiency.