POTO Wireless Bluetooth Laser Projection Virtual Keyboard Mouse for Tablet Phone Laptop

This projection keyboard will work via Bluetooth HID. connection to main devices, like Tablet PC, Smartphone, Desktop PC and Video game .

Quantity: 1
Compact and ultra-portable for mobility
English QWERTY keyboard layout.
Virtual keyboard Connects via Bluetooth wireless technology
Easily pair the laser projection Virtual keyboard with your smartphone, laptop or tablet
Lithium-ion Polymer rechargeable battery, Mini-B Type charge interface
Compatible with latest operating systems: Windows XP/VISTA/7/8, Windows Phone 7, IOS4/5/6/7/8(iPhone and iPad) Android 3.1 higher, Mac OS X or Higher
Specification:
Pattern Projector:
Keyboard light source: Red laser diode
Keyboard layout: Approx.19mm sized QWERTY layout
Projection size: Approx. 110mm(H)*250mm(W)
Projected Keyboard location: Approx.100mm from keyboard device
Required projection surface: Non-reflective,opaque flat surface
Electrical Characteristics:
Recognition rate: Over 350 characters per minute
Operation Surface: Any opaque flat surface
Physical Dimension: 38mmx18mmx77mm
Weight: Approx. 47g
Keyboard language: English
Charger: Rating 1A @ 5V
Battery capacity: Polymer rechargeable battery,700mAH(Max)@3.7V
Battery working time: 120 minutes
Battery charging time: 200 minutes
Keystroke Sound: Built in buzzer(Mute on/off the sound)
Visibility: Good contrast up to 1800 lux ambient illumination
Effective key stroke:  Approx. 2mm
USB interface: USB 1.1 and 2.0.USB HID Ver.1.0
Bluetooth: v2.0(class2),HID Profile Ver.1.0
Frequency Range: 2402-2480MHz
Channel: 79
Modulation: GFSK
Environmental Conditions:
Working Temperature: Approx.-10~40°C/90%RH
Storage Temperature: Approx.-20~40°C/~90%RH
Package Content:
1X Laser Projection Virtual Keyboard Mouse (NO Retail Box. Packed Safely in Bubble Bag)
1X USB Charging Cble
1X User's Manual