Original Xiaomi XMBXJP01YM 85 Keys Portable Dual-mode Keyboard 1. 85-key compact layout, fast input efficiency. With soft curved appearance, the small-sized keyboard is portable and practical. 2. The ergonomically designed slightly curved keycaps fit the fingertips, have a medium pressing stroke, and the tapping action is calm and comfortable. The soft keys can effectively control the tapping noise. They are durable and can be used more safely. 3. Equipped with 1 2.4GHz connection and 2 Bluetooth connections, you can switch between three different devices at any time. The USB receiver is plug-and-play, easy to adapt, efficient and fast. 4. Independent channel indicator lights, the keyboard status is clear at a glance. 5. Supported systems: Windows 10 and above, Mac OS 10.13 and above, Android 6.0 and above 6. Rated input: 1.5V 50mA 7. Keyboard size: 314x137x24mm 8. Bracket size: 120x90.5x28mm 9. Keyboard weight: 327g 10. Bracket weight: 44g 11. Material: plastic, metal 12. USB receiver power supply: AA battery x 1 (not included) 13. Packing list: Keyboard x 1 Stand x 1 Receiver x 1 Instructions x 1