Static capacitance programmable keyboard -KB21U
Pubtime:2018-03-08 13:36:35

1.All key is program to many char, up to 3 layer, and the programming data is saved forever.
2.Support Win9X, Win2000, WinXp, Win7, Win8, Win10, Linux, Dos system.
3.Backlight switch and layer exchange operation as shown figure 1.The lower-left corner of independent lamp is layer indicator. Off is first layer; On is second layer; Breathe is three layer.
Physical characteristics
Keys 21 Keys
Weight 250g
Dimensions  (L*W*H) 131*89*37mm
Route 4±0.5mm
Electrical characteristics
Interface USB 2.0 Full Speed
Supply Voltage DC  5V  ±5%
Supply Current ≤100mA
Key switch jitter time ≤5ms
Withstand voltage 500V/50HZ
Keyboard characteristics
Key pressure 45±5cN
Key life 30,000,000 times(No physical contact)
Environmental characteristics
Working temperature 0℃~ +50℃
Storage temperature -20~ +55℃
Working Humidity 10%~90%
Atmospheric pressure
86~106 kPa
Single inner box small package size 146.7*145*42mm
FCL 20 sets of packaging size 440*305*170mm
FCL 20 sets of total weight 7.5Kg

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