Hikvision DS-UPS3000 Line-Interactive UPS delivers reliable 3000VA / 1800W backup power with AVR, surge protection, and fast recharge. Ideal for homes, offices, and small server rooms.
Grandstream DP725 is a DECT HD handset supporting up to 20 SIP lines, with 400m outdoor range (via DP755), 50-hour talk time, secure DECT encryption, and advanced VoIP features for professional mobility.
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1 SIP account, 2 line keys, 3-way conferencing, 3 XML programmable context-sensitive soft keys
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Dual-switched 10/100 mbps ports
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EHS support for Plantronics headsets
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Up to 500 contacts
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Call history up to 200 records
Grandstream UCM6308 IPPBX Support up to 1500 Users and 200 Concurrent calls
120 DB Outdoor Burglar Alarm Siren With Flash For Any Control Panel 
Cambium 56 VDC Gigabit Ethernet Surge Suppressor 
