MAIN FEATURES
• Reduced size receiver
• Checkered grips on the handheld transmitter
• Non-Stimulating High Performance Pager
• Enhanced Contact Points
• Rheostat/volume style with stimulation levels 0~127
• Maximum range of 600 m
• 'Nick' and 'Constant' stimulation
• Fully waterproof
• LCD screen
• Belt clip
• 2-hour rapid charge batteries
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OVERVIEW
Antenna
Rheostat
intensity dial
Indicator
light
(LED
window)
Pager
On/off
button
switch
LCD
screen
640C
Transmitter
Nick
button
Constant
button
On/off
Battery
magnetic
charging
red dot
receptacle &
rubber plug
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