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Launch 3 Telecom PBX Key Phone

A Private Branch eXchange (PBX) is a telephone exchange that serves a particular business or office, as opposed to one that a common carrier or telephone company operates for many businesses or for the general public. Launch 3 Telecom carries all PBX Keyphone products.

PBX System Components

• The PBX’s internal switching network.
• Central processor unit (CPU) or computer inside the system, including memory.
• Logic cards, switching and control cards, power cards and related devices that facilitate PBX operation.
• Stations or telephone sets, sometimes called lines.
• Outside Telco trunks that deliver signals to (and carry them from) the PBX.
• Console or switchboard allows the operator to control incoming calls.
• Uninterruptible Power Supply (UPS) consisting of sensors, power switches and batteries.
• Interconnecting wiring.
• Cabinets, closets, vaults and other housings.

PBX Key Phone- Top Products and Systems

• CISCO
• NORTEL
• AVAYA