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First Select your country, then your carrier and device. A list of compatible routers, antennas, amplifiers and repeaters will be diplayed. |
C777 on Sprint![]()
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Antenna Port Location
Tips For Using Your Antenna/Adapter Cable:
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| Already have an antenna/amplifier and just need the adapter cable? |
A 3G/4G router allows you to share the connection from your C777 with multiple computers, laptops, tablets, gaming consoles, and more. |
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An antenna helps your C777 pull in a stronger signal, which can improve your 3G or 4G performance. |
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An amplifier is the best way to improve weak signal for your C777. Amplifiers also require an antenna, which may need to be added separately if it is not a part of a kit. An amplifier will only boost the signal to the one device it is connected to - if you need to boost the signal to multiple devices, you will need a repeater. |
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A repeater is similar to an amplifier, but instead of only boosting the signal for your C777, it works wirelessly to boost the signal to multiple cellular devices. |
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