Chipset:BCM2042 chip Solution Standard:V2.0 Bluetooth           
Frequency Band:2.4GHz   
DC power :DC 3V   
Class2:10M                
keys number:77keys  
Size:10 Inch  Chipset:BCM2042 chip Solution Standard:V2.0 Bluetooth           
Frequency Band:2.4GHz   
DC power :DC 3V   
Class2:10M                
keys number:77keys  
Size:10 Inch