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
16 lines with up to 16 SIP accounts
Built-in mega-pixel camera for video calling with privacy shutter
Runs on Android 7.0 operating system
Built-in Bluetooth for syncing with mobile devices and connecting
The Grandstream CloudUCM Plus is a cloud-based PBX solution for small and growing businesses. It supports up to 50 extensions and 16 simultaneous calls, with built-in meetings, messaging, and CRM integration—all managed securely without hosting fees.
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
The Grandstream GVC3220 Video Conferencing System delivers 4K Ultra-HD visuals, Android 9.0 OS, 12x PTZ camera, and full-room audio—ideal for boardrooms, classrooms, and large conference halls.
 20 SIP lines, 3-way conference, hotspot
 5″ high-resolution color display
 HD audio on speakerphone and handset
 Up to 60 DSS keys entries available (12 physical)
 Built-in Bluetooth for connecting Bluetooth headset
 Wi-Fi connectivity (via Wi-Fi dongle)
 Video codec H.264 support for receiving video calls
 Stand with 2 adjustable angles of 40 and 50 degrees
 Support EHS headset
 Dual Gigabit ports, integrated PoE
 Compatible with major platforms:3CX, Avaya, Asterisk,
Broadsoft, Metaswitch, Elastix etc.
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
Hotel Door Lock (DE57703) 
Personal Nuclear radiation alarm dosimeter 
