Detailed Product Description
Type:Broadcom ,BCM 2042chip
specification
A. Working frequency 2.400GHz-2.483GHz
B.Charging time2 hours
C.Standby 90 days
D. Working current
E. Sleeping current
F. S
leeping modeThe keyboard
Automatically enter s
leep mode when you are not using in 20
minutes.
G. Sleeping waking wayTo press any key