- Fully Committed Retro Style Wireless Typewriter Keyboard: We are a professional developer of typewriter-series keyboards, using modern technology to optimize the classic design. It features advanced Bluetooth 5.0 connectivity, pluggable switches, punk style round keycaps, and manual pull-out levers to form the original retro keyboard look and feel. - Premium OUTEMU Hot-Swap Mechanical Blue Switch: The classic typewriter style is paired with hot-swappable blue switches. The hot-swap design allows easy switch replacement, delivering tactile feedback and a crisp click reminiscent of the old royal typewriter, to support confident, efficient typing. - Easy to Connect: Dual wired and Bluetooth connections can be switched at will via the function switch button. Bluetooth 5.0 enables faster switching between devices A, B, and C, reducing waiting times when working with multiple devices. - Built-in 2000mA Rechargeable Battery: A built-in 2000mA rechargeable battery supports long gaming and office sessions. USB Type-C charging cable is used for reliable power and easy charging. - 14+ Modes of RGB Backlight: The keyboard offers 14+ lighting modes. You can change the lighting mode by pulling the lever, and adjust brightness and light intensity with the accompanying wheels for convenient illumination during work or play. - Wide Compatibility: Compatible with mobile phones, tablets, or laptops running Android, Windows 10, iOS, and macOS. It can also connect to a desktop PC via USB cable. For additional requirements, please contact our service team. The keyboard includes lifetime after-sales service.