SK 4 Series VoIP Gateway

4 Channels

• Hot-line call

• Dial plan

• Speed dial

• Phone book

• CDR (Call Detail Records)

• LCR (Least Cost Routing)

• White/Black list

• Voice codecs: G729a/b/e, G723.1, G.711 A-law / U-law, iLBC

• Echo cancellation

• Silence suppression & detection (VAD, CNG)

• Adaptive jitter buffer

• Adjustable volume

• Customizable IVR

GSM / WCDMA / LTE

• 1 × WAN 10/100Base-T Ethernet (RJ-45)

• 1 × Console port (USB)

• 1 × Power indicator

• 4 × SIM/card online & running status indicators

• Input: 100–277VAC, 50–60Hz

• Output: 12V / 5A

• Operating temperature: 0 – 50°C

• Operating humidity: 10 – 90% RH

24 months