Owner's manual
Technical Specifications 
Dimensions 
Length Width Height 
4.3” 3.4” 1.3” 
10.9cm 8.6cm 3.3cm 
Environmental Specifications 
Specification Operating  Storage 
Temperature Range 
0°C – 70°C 
(32°F – 158°F) 
-50°C – 105°C 
(-58°F – 221°F) 
Humidity Range 
10 to 90% R.H. 
Non-Condensing 
10 to 90% R.H. 
Non-Condensing 
Power Requirements 
This device is a high power USB device. It must be plugged directly into a USB port 
on your computer or a self-powered hub capable of supplying 200 mA per port. 
Some laptop computers running on battery power and non-powered USB hubs may 
not provide the 200mA necessary to power this device. 
Manufacturing 
All Sealevel Systems printed circuit boards are built to UL 94V0 rating and are 
100% electrically tested. These printed circuit boards are solder mask over bare 
copper or solder mask over tin nickel. 
© Sealevel Systems, Inc. 
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SeaLINK.SC User Manual 










