The Grandstream GRP2602P 2 line Carrier grade IP Phone
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
Grandstream CloudUCM Startup is a cloud-based PBX system designed for freelancers and small teams. It supports up to 10 extensions and 4 calls, includes built-in conferencing, live chat, and CRM integration, and comes with a 30-day free trial—no hosting fees required.
The Grandstream GHP621 is a compact IP phone designed for hotel rooms and similar environments, featuring 2 SIP lines, PoE support, speed dial keys, a customizable faceplate, and easy remote management via GDMS.
Video Input and Transmission
Connectable to Turbo HD/HDCVI/AHD/CVBS signal input
Long distance transmission over UTP and coaxial cable: max. 1200m for 720p Turbo HD signal
Compression and Recording
One-key enable H.264+ compression to improve encoding efficiency by up to 50% and reduce data storage costs
l Supports 1080p lite of all channels and when enabled, the image effect is similar with 1080p
Tooted Gear Rack for Automatic Sliding gate-1M 
Plastic Exit Push botton 
