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Vertical Summit 100 VM Memory Expansion2 Board - 60 Hours (VS-5180-02)
Vertical Summit 100 VM Memory Expansion Board - 15 Hours (VS-5180-01)
Vertical Summit 100 KSU VS100-3VU8 (0x8x4) with 3 VU-9208-00 Phones
Vertical Summit 100 KSU VS-5100-00 (0x8x4) with 4ch 2 hr VM, (2) VoIP Channels
Vertical VM Memory Expansion Board (VS-5080-01)
Vertical SBX IP 320 4-Port x 2-Hour Voicemail Board (4000-60) (Refurbished)
Vertical SBX IP 320 4-Port x 8-Hour Voicemail Board (4000-80) (Refurbished)