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Yealink SIP-T55A Phone
000 bytes and has native LACP support
The ESI 30D provides 12 programmable keys that can be used for line appearance
Four SFP combo ports are included with the WS-C4948-S switch that can accommodate 1000-Base-X SFP fiber modules
120 Degree Voice Pickup
NEC GPZ-4COTF 4 Port CO Line Interface Daughter Card (640061) Condition:Refurbished Yealink SIP-T55A PhoneNEC GCD 4COTF 4 Port Line Daughter Card (640061) Description: The NEC GPZ 4COTF 4 Port CO Line Interface Daughter Card (640061) NEC GCD 4COTF Features: Daugherboard Adds 4 CO Ports Compatibility: GCD 4COTB (640060) GCD LTA (640072) Includes: (1) NEC GPZ 4COTF 4 Port CO Line Interface Daughter Card (640061)
US$ 25.00
US$ 29.90
US$ 10296.00
US$ 20.65
US$ 10.75
US$ 9416.00
US$ 21.00
