Bluetooth Optical mouse Model No:KM-205 Functional parameters: 1.Broadcom 2042 used as main control chip, with bluetooth2.0 interface; 2.Minimum Agilent 5030 photoelectric IC, with at least 1000 DPI resolution; 3.Structure conformed to Ergonomic design principles; 4.Unique super power-saving mode, power consumption of standby is only 10 microamperes, 50% longer battery life comparing to similar products, a maximum of 12 months; 5.Unique built-in power management software, available power capacity can be displayed in Microsoft's Windows system automatically; 6.Employ of industry-leading Bluetooth software solutions, WIDCOMM BTW (Microsoft's official software) Bluetooth software; 7.Software solutions with built-in Bluetooth human interface devices, and comply with the standards of Bluetooth SIG Bluetooth2.0 version; 8.Supporting Windows 98/ME/2000/XP operating system 9.Using two 1.5 V AAA alkaline batteries 10.Frequency range 2.4-2.4835; 11.Receiving sensitivity: -75 dbm (standard) up to 4 dbm, low radiation; 12.Transmission distance: 10 m; 13.Working environment: -10 degrees to 85 degrees; 14.Storage Environment: 0 degrees to 55 degrees; 15.Humidity:20%-50%。