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Monoprice RJ-11 and RJ-45 Modular Plug Tester

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Item#: 42044539 // MFG Part#: 8138 // By: Monoprice
Monoprice 8138 Main Image from Right-angle
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$12.75 
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This Monoprice tester is a simple, yet powerful, tool that helps troubleshoot network and telephone cables for broken wires and crossed connections.
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