Monoprice Inc. 928 phone cable 2.1336 m RJ11 6P4C straight
- Male to Male
- Others
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An RJ11 6P4C male-to-dual-female splitter lets two phones share one line
This beige RJ11 6P4C splitter converts one telephone wall jack into two female ports so two handsets or devices can share the same line. It is intended for homes or small offices that need an extra connection point without rewiring. The adapter plugs directly into the existing outlet and requires no tools or configuration. Buyers who need more than two connections or a different connector type will not be served by this model.
The unit contains only passive plastic contacts and internal wiring so it adds no electrical load and generates no heat or noise during use. Normal operation simply passes the analogue voice signal through to both jacks simultaneously. Because it draws no power there is no adapter or external supply to manage. Installations that require signal amplification or active line conditioning will need separate equipment.
This splitter replaces makeshift daisy-chain cables or loose inline couplers that can degrade call quality or fall out of the socket. The moulded body holds both female ports firmly aligned with the male plug for a stable fit. The upgrade is worthwhile when a second phone fax or modem must share a single line permanently. Scenarios that demand isolated lines or digital subscriber line separation are outside the scope of this passive adapter.
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Plug the single male 6P4C plug into the wall jack, then connect up to two devices into the two female ports; the step often missed is seating each connector fully until it clicks so all four contacts engage.
The plastic housing and gold-plated contacts require no scheduled maintenance; replace the cable only if the latch tabs break, the housing cracks, or intermittent line noise appears after years of plugging and unplugging.
The first limit is the electrical load of the telephone line itself — most residential loops support only a few ringers, so adding a second phone may reduce ring volume or prevent both handsets from ringing reliably.
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