Grandstream UCM6302A IPPBX Support up to 500 Users and 75 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
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
* GXV3674_HD: 1.2 megapixel Progressive Scan CMOS image sensor, 720p resolution
* GXV3674_FHD: 3.1 megapixel Progressive Scan CMOS image sensor, 1080p resolution
* Variable focal lens can be adjusted
MC-208K analog Hybrid PBX 2-Lines, 8-extensions 
Voltron 30KVA Ultra Wide Range 85V-270V Servo Controlled Automatic Voltage Regulator(VT11-30000-L) 
