- LED display power consumption, letters, keyboard mode
- Supports audio prompt function, speaker function
- QWERTY full keys layout
- Supports USB interface and Bluetooth, easy to connect with mobile devices
- Built-in lithium polymer battery, convenient to use
- Compatible with Windows XP / Vista / 7 / 8, Windows Phone, iOS 4 / 5 / 6, Android 3.1 or higher versions, Mac OS X.