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Cheap price Virtual Laser Keyboard Red Infrared Bluetooth Projection Keyboard | |
Pattern Projector: | |
Light Sources | Red Laser Diode |
Keyboard Layout | Approx. 19mm Pitch, QWERTY Layout |
Keyboard Size | Approx. Width:240mm,Height:100mm |
Keyboard Location | Approx. 80mm from the bottom of device |
Project Surface | Non-reflective,opaque flat surface |
Keyboard Sensor: | |
Recognition Rate | Approx. up to 350 characters per minute |
Operating Surface | Any firm flat surface |
Electrical Characteristics: | |
External Power Supply | USB Power/Less than 5V 500mA |
Battery&Capacity | Lithium-ion Polymer Battery; 600mAh(MAX)@3.7V |
Battery Operating Time | Approx. 150min |
Battery Charging Time | Approx.120min |
Bluetooth | V3.0,HID Profile Ver 1.0 |
Frequency Range | 2040-2480MHZ |
Channel | 79 |
Modulation | GFSK |
Environmental Conditions: | |
Operating Temperature | 0-35°C/90%RH |
Storage Temperature | -5-35°C/90%RH |
Identifying Parts Functions: | |
Projector | Uses a red laser to project the image of a keyboard onto a flat surface in front of the typist. |
Sensor | Picks up the infred light reflected off the typist's fingers and triangulates the location of the reflected light to determine which key was pressed.This sensor provides a keyboard function. |
IR Light | Uses an infrared laser to emit an invisible plane of light a few millimeters above the projection surface so that the infrared light can be reflected off of the typist's fingers to the sensor. |
Application | Laptop,Destop,Smartphone,Ipad,Video Game,IOS,Android,Windows,Blackberry |
Dimensions and Weight: | |
Size | 78mm*40mm*20mm |
Weight | Approx. 60g |
Pakage Contents: | |
Laser Keyboard | 1 |
Usb Cable | 1 |
User's Manual | 1 |
Product Overview
This projection keyboard will work via Bluetooth HID,connection to
main devices,like Tablet PC,Smartphone,Desktop PC and Video game.As
a new input device,using the built-in infrared laser transmitter to
project the standard keyboardon the working surface,you can locate
the click position and input the information by the method of
optical identification.Without physical keyboard,small size,easy to
carry,this projection keyboard can adapt to most of te working
enviironment.
How this product works?
This product emits infrared light from the lower end of the product
to detect objects such as fingers.When an object passes through the
are illuminated by the infrared light source,any infrared light
reflecting off an objected by the sensor.
Information on the position and movement of the object is then
analyzed to perform the product's role as a keyboard.
About us
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