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
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.
6 SIP Lines
â HD Voice
â POE Enabled
â 2 LCDs (Main + DSS)
â Handset(HS) / Hands-free(HF) / Headphone(HP) mode
â Intelligent DSS Keys
â Desktop / Wall-mount installation
â Optional External Power Supply
â Economical and Environmental friendly package
â Industrial Standard Certifications: CE/FCC
2.03 Gbps wireless throughput and 4 Gigabit wireline ports 5GHz 4×4:4 MU-MIMO
Supports up to 200 concurrent Wi-Fi client devices
Advanced QoS to ensure real-time performance of low-latency applications
Anti-hacking secure boot and critical data/control lockdown via digital signatures, unique security certificate/random default password per device
Self-power adaptation upon auto detection of PoE or PoE+
Embedded controller can manage up to 30 local GWN series APs;
GWN.Cloud offers unlimited AP management; GWN Manager offers premise-based software controller
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
MIKROTIK GrooveA-52HPn 2.4Ghz/5Ghz AP/Backbone/CPE, 500mW TX, 2.4Ghz 6dBi Omni Antenna 
