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The Polycom 550 supports Acoustic Clarity Technology 2
5 mm Audio Jack for music on hold
3af power of 15
The switch has many standard enterprise features such as Quality of Service (QoS) tagging and VLAN tagging
Adtran MX2820 MUX Card 1186005G2 STS-1 Condition:Refurbished The Polycom 550 supports AcousticAdtran MX2820 MUX Card 1186005G2 STS 1 Description: The Adtran 1186005G2 is a MUX card for the MX2820 multiplexer. The MX2820 MUX card offers a wealth of multiplexing capabilities including near and far end STS 1 PM, detecting alarm and loop back conditions for DS1 and STS 1 lines. Each 1186005G2 supports flash download data from the system control unit (SCU). The MX2820 MUX cards (1186005G2) support 1: 1 redundancy and are hot swappable for network
US$ 575.00
US$ 497.50
US$ 550.00
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US$ 510.00
