• 17 Keys Number Pad
• Standard 19mm key spacing
• Infra red cordless connection
• Effective operating angle is 45"
• Effective operating distance is  up to 8 meters
• Highly effective transmission protocol (PPM)
• Low power consumption
• Membrane keyswitch with tactile feedback
• FCC & CE safety

• Membrane switch
• Travel: 3mm +/- 0.5mm
• Actuating force: 15g (min)
• Operating force: standard key 45g
• Key lifetime: 10 million operations

• Power  - Number pad 3v (2xAA battery),  Receiver+ 5vdc ±5%, 100mA typical, 150mA max.
• Insulation resistance: 150V DC / 10M ohm (min)
• Contact resistance: 220 ohm (max)
• Battery stand-by lifetime is two years
• Battery lasts for up to 500 hours continuous use
• Operating frequency: 38KHz
• 15 channel settings

• Width:  90mm
• Depth:  147mm
• Height:   27mm (max)

Receiver

• Width:  95mm
• Depth:  73mm
• Height:   25mm

• Operating temperature: 0ºC to 45ºC
• Storage temperature: -20ºC to +60ºC
• Humidity: 0% - 85% RH (non-condensing)