Skyline is a professional developer and manufacturer of VOIP products. Skyline provides SK brand VOIP communication devices and solutions. And we also offer customized products and OEM service. They are a cost-effective gateway for SOHO, SMEs and system integrators and it also opens up new revenue generating opportunities for service providers.
SK 16 ports series is able to process traditional voice call service and internet data service, which supports up to 16 concurrent calls.
SK16-16, SK16-64,SK16-128,SK16-256 support 16 calls at one time,which is different in the number of SIM cards it can insert. SK16-16 can insert 16 SIMs while SK16-64 can insert 64 SIMs at most,means 4 SIMs in one channel. Similarly ,SK16-256 support 16 SIMs for each channel.pls check as follow pic:
16 ports with 16 SIMs GSM VOIP Gateway:
16 ports with 64 SIMs GSM VOIP Gateway:
16 ports with 128 SIMs GSM VOIP Gateway:
16 ports 64/128/256 slots gateway 's new functions:
1. Support IMEI change automatic and support USSD
2. Support automatically detect the ACD ASR
3. Support automatically detect the SIM card issue
4. Save your internet bandwidth ,15kb/s for 1 call
5. Including the SIMBANK feature of avoiding the SIM card blocked
Special Features:
| Model | SK16-16 / SK16-64 / SK16-128 / SK16-256 |
| Number of Channels | 16 channels |
| Frequency | GSM: 850/900/1800/1900MHz |
| CDMA:800/1900MHz | |
| WCDMA:850/900/1800/1900/2100MHz | |
| 4G : EC20-E FDD LTE: B1/B3/B5/B7/B8/B20 UMTS: B1/B5/B8 GSM: 850/900/1800/1900MHz EC20-A FDD LTE: B2/B4/B5/B12/B17 UMTS: B2/B4/B5 GSM: 850/1900MHz EC20-C FDD LTE: B1/B3/B8 TDD LTE: B38/B39/B40/B41 TDSCDMA: B34/B39 UMTS: B1/B8 GSM: 900/1800MHz | |
| SIP Specification | SIP/2.0 RFC3261 |
| Session Timer RFC4028 | |
| STUN | |
| Network Protocols | DHCP/PPPoE/VPN(pptp) |
| NTP | |
| Telnet/HTTP/FTP/TFTP | |
| Encryption:Security,VOS2000,RC4,XOP.Base64 | |
| Telephony Features | Hot-line call ,Dial plan, Speed dial, Phone book, CDR, LCR, White/Black list |
| Telephony Signaling | DTMF tone dectection/generation |
| DTMF relay: in-band, RFC 2833 and SIP info | |
| Call forward: unconditional, no answer and busy | |
| N-way conferencing | |
| Caller ID display/generation, Mobile Number Portability | |
| Voice Capability | Voice codes: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 | |
| Number of Ports | 1 WAN 10/100Base-T Ethernet (RJ-45 connector) |
| 1 LAN 10/100Base-T Ethernet(RJ-45 connector) | |
| 1 Console(USB) | |
| LED | 1 Power and 16 groups of card online and running status indicator |
| Power Supply | 100-240VAC, 50 - 60 Hz IN, 12V/5A OUT |
| Operating Environment | Operating temperature: 0 - 50ºC |
| Operating humidity: 10 – 90%RH | |
| Warranty | 12 Months |
Mobile Features:
SMS Send, Receive and Forward(GSM/SIP/HTTP)
SMS Inbox
AT Command , USSD
SMS Format: PDU/TXT
PIN Code Management
CDMA Delay Answer
GSM Polarity Reversal
Carrier Selection
Caller ID Hidden(need SIM Card support)
Maintenance and Management:
Multi-language Interface
USB Serial COM
Configuration Backup and Restore
Support HTTP/TFTP Upgrade
Call statistics: ASR,ACD,PDD
Remote Management System
Web Management and Control Remotely
SMS Send Speed up to 85 SMS per Minute per Port
Auto SIM Switch by Different Conditions
2G/3G/4G Models all Available
Free SMS Software for Bulk SMS Sending,Receiving and Forwarding Online
HTTP SMS API/USSD API/AT Command/SMPP Server/Client for Intergrate Your Systems Easily
Free Firmware Version Update Online and Free Lifetime Tech Support
