About this item Multi-device Connection Keyboard Set RAPOO 9350M both the mouse and the keyboard can be connected via Bluetooth and 2.4G USB receiver. You can free to switch Keyboard by FN+1/2/3 between 4 devices. The device can be switched by the Bluetooth button at the bottom of the mouse; it is very suitable for people who use multiple devices for office work. Compact Keyboard Standard US layout (QWERTY) with the scissor foot design and chocolate keycaps can effectively reduce keyboard noise, bring you a comfortable experience. Each key is independently and appropriately spaced to prevent hitting the wrong key simultaneously. 13 multimedia hotkeys combine extremely convenient and efficient. And there is number pad which is a necessity for anyone who needs to tally numbers or enter data into a spreadsheet. Portable Mouse The RAPOO M300G mouse is a portable silent mouse. Ergono design mouse with 1600 DPI precise tracking engine satisfies your daily work. Invisible optical mouse with Teflon feet pad, convinient to use on various surfaces, no mouse pad needed. The bluetooth button at the bottom supports switching between multiple devices. **Please check the Bluetooth Button to jump back to the current device if the mouse fails Widely Compatibility The RAPOO Keyboard and mouse combo can compatible with Windows XP/7/8/10, Mac OS 10.6, Linux 2.6.24, Chrome OS or above, and more. The 2.4GHz technology ensures a strong and reliable connection within 10-meter working range. The USB receiver is in the y compartment of the mouse. Eco-friendly & Long y Life 9350M keyboard is design for Eco-friendly rechargeable y which charge 2h can support 3 month, and the mouse is powered by 1 AA y support 12 months (ies are pre-included). Both mouse and keyboard have an on/off switch, turn them off when not use. save y life and reduce y replacement. If you have any questions, please feel-free to contact us.