What's included: Bluetooth Wireless Virtual Keyboard, Mini USB Charger Cable, User
Manual,
Specifications
: Keyboard
light source: Red laser diode
Keyboard layout: About 19 mm tilt, QWERTY layout
Keyboard size: 100 x 240 mm
Projected keyboard location: 100 mm distance from device
Required projection surface: Non-reflective, opaque flat surface
Detection rate: 350 Characters per minute
Operative surface: Any flat surface
External power source: USB power / less than 5V 1A
Power source: Built-in Li-polymer rechargeable battery
Battery size: 1000mAh
Battery working time: 200 min
Battery charging: 120 min
Frequency range: 2.4GH z
Compatible: Windows XP / Vista / 7 / 8 / 10+ Windows Phone 7, iOS devices, Android 3.1 and higher, MAC OS X