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 UCM6308 IPPBX Support up to 1500 Users and 200 Concurrent calls
Full-duplex speakerphone with HD acoustic chamber, advanced acoustic echo cancellation, and microphone beamforming array
12 omnidirectional microphones with MMAD (Multichannel Microphone Array Design)
Supports 5m pickup range, and can be paired with two GMD1208 desktop wireless microphones up to 20m away for full-room coverage
10/100/1000Mbps network port with PoE+ and dedicated media port for collaborate
Integrated Bluetooth 5.0 support
Integrated Wi-Fi 6, Dual-band 2.4 & 5GHz with 802.11 a/b/g/n/ac/ax
Supports 12-party conferences
1 megapixel Progressive Scan CMOS image sensor, 720p resolution, 2.8mm lens
Advanced multi-streaming rate real-time H.264, Motion JPEG
Integrated Power-over-Ethernet (802.3af)
Supports Motion Detection and can send notifications when security events occur to IP Video Phones, IP Phones, screenshot to email, and more
Includes built-in speaker, microphone and SD card slot for local storage
Integrate with third party speakers, microphones, intercom systems, sirens, alarms, alarm devices such as door sensors and third party motion sensors, and more
T5557 RF Card for Hotel Door Locks 
Firetech 2-Zones Conventional Fire Alarm control Panel(FT-CFP2002-2) 
