ATONGM Laser Projection Bluetooth Virtual Keyboard

This is one keyboard that comes without the real buttons, but you will be impressed by the unique thought of laser projection! With the laser projection, you can type on the virtual keyboard which has been projected on the desk. It can be used on any flat surface. The USB port and the built-in Bluetooth module enables it great compatibility with multiple devices.
Features
Compact and ultra portable for mobility and convenience.
Laser display enables smooth inputting even in dark environment.
Fast and accurate data input and English QWERTY keyboard layout.
Connect your devices with the keyboard via Bluetooth or USB easily.
Compatible with latest operating systems: Window XP / Windows 7 or higher, LINUX, iPad, iPhone, Android 2.2 or higher and all Bluetooth HID compliant mobile device.
Specifications
Bluetooth Version 2.0, HID profile ver.1.0
USB Interface USB 1.1 and 2.0, USB HID ver.1.0
Keyboard Light Source Red laser diode
Keyboard Layout About 19mm tilt, QWERTY layout
Keyboard Size 100 x 240 mm
Projected Keyboard Location 100mm distance from the bottom of the device
Required Projection Surface Non-reflective, opaque flat surface
Detection Rate 350 characters per minute
Operative Surface Any flat surface
Working Environment 0-35°C/90 % RH
Storage Environment -5-35°C/90 % RH
External Power Source USB power/less than 5V 1A
Power Source Built-in Li-polymer rechargeable battery
Battery Capacity 700mAh
Working Time 200min
Charging Time 120min
Frequency Range 2402-2480 MHz
Channel 79
Modulation GFSK
Compatible Software Windows XP/Vist /7/8, Windows Phone 7, IOS (iPhone 4/5S/5C and iPad), Android 3.1 and higher, MAC OS X
Package Contents 1 x Laser Projection Keyboard