Model | SK 4 Serious VoIP Gateway |
Number of Channels | 4 Channels |
Telephony Features | Hot-line call ,Dial plan, Speed dial, Phone book, CDR, LCR, White/Black list |
Voice Capability | Voice codecs:G729a/b/e,G723.1,G.711 A/U law, iLBC |
Echo cancellation | |
Silence suppression & detection(VAD, CNG) | |
Adaptive jitter buffer | |
Volume adjustable | |
IVR customized | |
Frequency | GSM/WCDMA/LTE |
Number of Ports | 1 WAN 10/100Base-T ethernet(RJ-45 connector) 1 Console(USB) |
LED | 1 Power and 4 card online and running status indicator |
Power Supply | 100-277VAC, 50 - 60 Hz IN, 12V/5A OUT |
Operating Environment | Operating temperature: 0 - 50ºC Operating humidity: 10 – 90%RH |
Warranty | 12 Months |