Connects and constantly monitors two UCM6510 together for high availability
Smart failover solution that automatically switches to a hot-standby secondary UCM6510 if the primary one fails
128×384 backlit LCD display
20 programmable dual-color buttons per module, 2 pages per module (40 contacts total)
BLF/speed dial
Daisy-chain up to 4 modules for up to 160 contacts/extensions
BLA (bridged line appearance)/SC
The Grandstream UCM6304 is an enterprise-grade IP PBX that supports up to 2,000 users and 300 concurrent calls, offering a unified communication platform with built-in voice, video, meetings, chat, mobility, and advanced security—ideal for scalable business collaboration.
The Grandstream CloudUCM Pro is a powerful cloud PBX solution that supports up to 100 extensions and 32 calls. It includes built-in voice, video, chat, and meeting tools—no hosting fees required. With strong security, CRM and Teams integration, and remote access via the Wave app, it’s perfect for growing businesses, hotels, and retail environments.
24-Core Outdoor Single Mode Fiber Optic Cable GYXTW-1000m 
Hikvision iDS-7204HUHI-M1/S 4-ch 5 MP 1U H.265 AcuSense DVR Hdtvi/ahd/Analog/IP with audio 
