Promotion Laser Projection Virtual Keyboard Wireless Virtual Laser Keyboard

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Product Description:

2014 best seller Laser Projection Virtual Keyboard

 

Specifications

Projected Laser Keyboard for Ipad/Iphone and Tablet PC

Physical Dimension:36mmx18mmx74mm
 Weight:Approx. 40g
Keyboard light source:Red laser diode
Keyboard language:English
Keyboard layout:20.8mm sized QWERTY layout
Projection size:Approx. 241mm*101mm
Projected Keyboard location:Approx. 97.9mm from keyboard device
Keystroke Sound:Built in buzzer(Mute on/off the sound)
Visibility:Good contrast up to 1800 lux ambient illumination
Detection rate:Over 400 characters per minute
Detection algorithm:Multiple key stroke support
Effective key stroke: Approx. 2mm
Required projection surface: Non-reflective, opaque flat surface 
Power source: The USB bus power
Lithium-ion battery power
The DC input power
Battery capacity: 700mAH(Max) 3.7V Replaceable soft-pack type
Charger:Rating 800mA @ 5V
Interface:USB 1.1 and 2.0 for PC
Bluetooth(v2.0 class 2,class 3 )HID  for Mobile devices
 Switch mode:Switch the active/Standby mode manually
 Power consumption:max. 2.4W 4.2V
 Use temperature:Approx. 0~50°C
Storage temperature:Approx. -20~50°C
Software compatibility:  All USB HID Compliant OS, All Bluetooth HID Compliant Mobile Device, Windows XP/WINDOWS 7 or Higher, LINUX, Ipad ,Iphone,Android 2.2 or Higher

 

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Q:Keyboard structure of desktop PC computer
 Some of the keyboard using plastic hook technology to fix the keyboard panel and the base of two parts
Q:Shell structure of the keyboard
the keyboard is a separate input component, and has a shell. Keyboard panel according to the grade of different plastic
Q:Keyboard selection based on keyboard touch
As the most common input device, touch is undoubtedly the most important.
Q:What is the definition of the keyboard?
The keyboard is the most commonly used and the most important input device, through the keyboard, you can enter the English letters, numbers
Q:The deficiency of hollow printing
 In fact, whether or not the use of hollow text printing, transparent cap material has not a catch in touch on the 
Q:Several simple methods of fault maintenance
, to clear up the dirt sticking to it, then turn the keyboard downward and pat and shake it.
Q:Compared with laser etching and screen printing
Compared with laser etching and screen printing, pad printing method does not have any restrictions on printing conditions, 
Q:Remove circuit board and circuit board
There is no fixed screw on the 3 layer circuit film, which can be directly removed, which is fixed by the round hole on the film.
Q:What is the principle of two color molding
Two color molding is the use of the mold will be the combination of the two different colors of plastic,
Q:Keyboard keyboard can not identify the problem
The space bar and the Enter key, such as the larger key cap is difficult to reply in situ, so try not to disassemble.

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