projection keyboard

Specifications:

1. Keyboard light source: Red laser diode
2. Keyboard layout: About 19 mm tilt, QWERTY layout
3. Keyboard size: 100 x 240 mm
4. Size:78x40x20mm
5. Projected keyboard location: 100 mm distance from device
6. Required projection surface: Non-reflective, opaque flat surface
7. Detection rate: 350 Characters per minute
8. Operative surface: Any flat surface
9. Work environment: 0 ~ 35 Deg / 90 % RH
10. Save environment: -5 ~ 35 Deg / 90 % RH
11. External power source: USB power / less than 5V 1A
12. Power source: Built-in Li-polymer rechargeable battery
13. Battery capacity:Polymer rechargeable battery, 1000mAH(Max)@ 3.7V
14. Battery working time: 200 min
15. Battery charging: 120 min
16. USB interface:USB 1.1 and 2.0, USB HID Ver. 1.0
17. Bluetooth:V3.0 (class 2), HID Profile Ver. 1.0
18. Frequency range: 2402 – 2480 MHz
19. Channel: 79
20. Modulation: GFSK
21. Compatible Software: Windows XP / Vista / 7 / 8, Windows Phone 7, IOS (iPhone 4 / 5S / 5C and iPad),
Android 3.1 and higher, MAC OS X
22. Not recommended for use in direct sunlight

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