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2.3-inch 128 × 48 pixel dot-matrix display4 SIP Lines; 33 physical keysSupport audio codec G.722 and Opus, HD audio on speakerphone and handset
HD audio on speakerphone and handset3 DSS keys on the 2.8”colorful display screenHardware video decoding (H.264, 1080P)
HD audio on speakerphone and handset10 DSS keys on the 4.3-inch colorful display screenHardware Video decoding (H.264, 1080P)
20 SIP lines, SIP hotspotEmbedded 1080P cameraAndroid 9.0 system provides more intelligent and smoother operation experience for the users
Embedded operating system SIP serverUp to 50 linked SIP extension, 25 concurrent callsDual 10/100/1000 Mbps network ports
Embedded operating system SIP serverUp to 200 linked SIP extension, 60 concurrent callsDual 10/100/1000 Mbps network ports
Embedded operating system SIP serverUp to 500 linked SIP extension, 120 concurrent callsDual 10/100/1000 Mbps network ports
The DSP module to expand the capacity of the SIP server
Supporting to connect up to 4 modules (8 RJ11 ports)It must be used with FXO/FXS/BRI/4G/GSM modules
Supporting 1 onboard E1/T1/PRI port to expand 1 E1/T1/PRI trunk for SIP server
Supporting 2 BRI ports to two BRI lines
Supporting 2 FXO ports to terminate two analog PSTN line
Supporting 1 FXO port and 1 FXS port to terminate PSTN lines and analog telephone / fax machine
Supporting 2 FXS ports to terminate two analog phone or fax machines
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