BTC,starting out as a keyboard manufacturer after its founding in 1982, has a long and successful track record in the PC peripherals business
which is based on its 3 main management principles of continuous technological innovation, high production quality and profit sharing. As a result,
BTC has become famous worldwide as a professional keyboard and optical drive manufacturer which has made numerous contributions to the
development of the peripheral and digital storage industry.

Good to know:

Laser projection virtual keyboard compatible with latest operationg system:Windows XP/VISTA//7/8,Windows Phone7,IOS4/5/6(iPhone and iPad)Android 3.1 higher,Mac OS X via Bluetooth 2.0 HID profile or USB

Specification:

Keyboard light source:red laser diode

Keybaord layout:About 19mm tilt,QWERTY layout

Keyboard size:100*240mm

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

Work environment:0 ~ 35 Deg/90 % RH

Save environment:-5 ~ 35 Deg/90 % RH

External power source:USB power/less than 5V 1A

Power source:Built-in Li-polymer rechargeable battery

Battery size:700mAh

Frequency range:2402-2480 MHz

Channel:79

Modulation:GFSK

Not recommanded for use in direct sunlight

Good to use:

1 Compact and ultra-portable for mobility

2 English QWERTY keyboard layout

3 Easy connection via Bluetooth 2.0 HID profile or USB

Package including:

1* Laser Project Keyboard

1* USB Cable

1* User Manual

Compact and ultra-portable for mobility and convenience.

Fastandaccurate date input and English QWERTY keyboard layout.

Detection rate over 400 characters per minute and low power consumption.

Easy connection via bluetooth or USB.

Latest sensor module can recognize the location and mobile track of user's fingers so as to detect the date input of operator.