1. 5.1: Folding keyboard has built in 5.1 support for pairing up to three devices with the keyboard, so you can switch between them with a single click, even when using different operating systems.
2. Numeric Keypad: The keyboard with numeric keypad is designed for customers who often need to enter numbers, making it easier and more efficient for you to work anywhere.
3. Operating System Support: Keyboard supports for OS X, for iOS, for Windows, for Android, etc. Maximum working distance is up to 10 meters.
4. Battery Powered: The portable keyboard is powered by a rechargeable lithium battery, which requires only two hours of charging and up to 90 days of standby time. If not used for 10 minutes, it will enter power saving hibernation mode and any key will wake it up.
5. Foldable: The Type C charging port can be easily adapted to other devices' Type C data cable chargers, which can be folded into the palm of your hand and is lightweight, making it easier to carry around in your pocket.

Specification:
Item Type: Foldable Keyboard
Material: ABS
Connection Mode: 5.1
Distance: Approx. 8-10meter / 26.2-32.8ft
Number of Keys: 81 Keys
Key Structure: Scissor Foot
Charging Interface: Type C
System Support: For OS X, for iOS, for Windows, for Android, etc.
Battery Type: Built in 140mAh Lithium Ion Battery
Usage Time: 45H
Standby Time: 90 Days

packing list:
1 xFoldable Keyboard (Ship with Inbuilt Battery)

1 x Data Cable
1 x User Manual