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
Supports 4 lines, 4 SIP accounts and 5-way voice conferencing
HD audio on speakerphone and handset, 5 programmable context-sensitive soft keys
Compatible with GXP2200 LCD extension module (GXP2200 EXT)
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.
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.
Mikrotik RB951Ui-2HnD with 2.4GHz 1000mW AP with five Ethernet ports and PoE output on port 5 
Double Door Magnetic Lock with 180kg Holding Force 
