- Video parameters
- Video codecsVP8, H263, H263P, H264, MPEG4
- Audio parameters
- Audio codecsG711 (alaw/ulaw), G722, G726, G729A, GSM, Speex, ADPCM, iLBC
- Capacity
- Base Users / Max Users
Base users: 300
Max users: 400/500 (by adding 1/2 expansion board)
- Max Concurrent Calls60/90/120
- Max FXS Ports16 RJ11 ports
- Max FXO/BRI Ports16 RJ11 ports
- Max GSM/3G/4G Ports6
- Max E1/T1/J1 Ports2
- Linked SIP extension300/400/500
- Network parameters
- Network protocolUDP, TCP, TLS, SRTP
- DTMFIn-band, RFC4733, RFC2833, SIP INFO
- Device interfaces
- Network interface
1xLAN(10/100/1000 Mbps)
1xWAN (10/100/1000 Mbps)
- USBUSB2.0
- Power supply inputAC 100-240V 50/60HZ 1.5A max
- Hard Disk1 SATA (expanable up to 2TB)
- SD cardSupported, 1slot(s)
- RJ11 portMax 16 ports (expansion board required)
- General
- 2.6 KG
- Working temperature0 °C to 40 °C (32 °F to 104 °F)
- Storage temperature-20°C to 65°C (-4°F to 149°F)
- Working humidity10% to 90% (no-condensing)
- Dimension (W × H × D)441.2 mm × 252 mm × 45.9 mm (17.37″ × 9.92″ × 1.81″)
- Power consumption≤ 45 W



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