Feature:
1) Bluetooth specification version 2.0 compatible.
2) Bluetooth HID profile version 1.0 compliant.
3) Mini USB Bluetooth dongle
4) Complete 2-D motion sensor
5) Precise optical motion estimation technology
6) 360-Degree freely use
7) 3D button
8) Plug and play Function

Specification:
1) High resolution up to 800CPI and 1600CPI
2) Maximum data rate 3M bps
3) Bluetooth Class2 Standard: Operating distance 10m
4) Low radiation level
5) Receiving sensitivity: -80dBm
6) Operating tempereture: -10~50
7) Battery: alkaline AAA X2

Electrical  Characteristics:

1) Bluetooth Standard:Bluetooth SIG 2.0
2) Solution:Broadcom £ºBCM2042
3) RF Specification:
   requency band 2.4G ISM band
   Frequency Range:2.402-2.480GHZ
   Modulation:GFSK
   Antenna:PCB antenna
   Sensitivity:-80dBm typical
   Power Class:2, 4dBm
4) Data Rate:3M bps
5) Power Consumption:
   Active Model 30mA
   Sleep1 Model :2mA
   Idle Model:200uA
6) OS:Windows 98 SE/ME/2000/XP/Vista
7) Dimension:85mm(L)* 51mm(W)* 31mm(H)
8) Storage Temperature:-25---80