1.with HH1009 as main chip,with bluetooth 2.0 as the interface 2.use industry-leading bluetoothsolution ,WIDCOMM BTW Bluetooth

1.with HH1009 as main chip,with bluetooth 2.0 as the interface

2.use industry-leading bluetoothsolution ,WIDCOMM BTW Bluetooth software whith is specified sofeware by Microsoft official .

3.special desigh for 75XX, which is  more convenient to carry with 75XX bag

4.build-in power management software, it can automatically show the available capacity in the Microsoft Windows

5.silence design, it will  not affect other people 's rest

6.it is water-proof,dust-proof,anti-acid  for the silicone part

7.work with PC and commerical  mobile, it will be much more convenient to work

8.wirking temperaturer :-20‘C to 55‘C, humidity :20‘C to 55

9.build-in lithium  battery , there is no need to change the battery frequently

10.Executive standard :bluetooth V2.0

11.Working idstance :10meters

12.Modulation system : FHSS 2.4G

13..Transmitting power :class 2

14.operating voltage :3.0-5.0

15.working current ;<5.0ma

16.standby  current :2.5ma,8.standby  time : 100days

17.sleeping current :< 200μA,10.charging current :≥100mA

18.Lithium battery  capacity :>430mA;12.Battery life :3years .

19.Lithum battery size :4.5*24*47 MM

20.Key strengh :80+/- 10 g

21.srorage temperature :-40+/- 70'C

bluetooth keyboard HK-0871