Grandstream Upgrade for additional 4 concurrent calls (up to 24 total concurrent calls) GCC-UC-Extra-4 Call Upgrade ffp1 Flow Control for Full Duplex

Flow Control for Full Duplex operation and back pressure for Half Duplex Operation

merges PBX functions and reliability with IP technology

5 Gigabit Ethernet port

Choice of power options - Can be powered via Power over Ethernet (PoE)

TP-Link Home Security Wi-Fi Camera Tapo C100

Grandstream Upgrade for additional 4 concurrent calls (up to 24 total concurrent calls) GCC-UC-Extra-4 Call Upgrade ffp1 Flow Control for Full DuplexGrandstream Upgrade for additional 50 users extensions (up to 200 total users exts) UC Extra 50 Ext Users Upgrade Grandstream Upgrade for additional 50 users extensions (up to 200 total users exts) UC Extra 50 Ext Users Upgrade