GSM SK 16-128 16 ports with 128 simcards VoIP Gateway For Termination

SK-GSM 16 series is able to process traditional voice call service and internet data service.SK-GSM series adapt new hardware and software structure, which supports up to 16 concurrent calls.

16- 128 port goip gsm gateway (SK) for call termination

1: 30% Price of Dinstar, 2N, Topex, IQSIM
2: GSM 850/1900/900/1800 Mhz
3: SIP V1/V2, Compatible with mainstream softswitch, SIP server and Asterisk/Open source PBX
4: 16 channels 256 SIM cards
5: 16 sim cards per channel rotation using
6: The SIM can Make calls from different Base Stations.
7: SIMs auto rotation according to ( Time limits - Day hours - successful calls - Unsuccessful calls - .. etc )
8: Removing Blocked SIMs or SIMs with no credit from routeing.
9: Remote configuration access. ( Web-interface ) .
10:SIMs can make calls and SMS between each other. ( To simulate Human Behavior )
11:Sending USSD code for SIM recharge.
12:Working fine with DTMF

SIM card rotation conditions:


1) According to accumulated call duration check (talk time)

2) According to accumulated idle&talking check(use time)

3) According to accumulated calls check (call counter)

4) According to consecutive call failure check(call failure)

5) According to consecutive low-duration calls check (Low duration)

Human behavior conditions:

1) According to accumulated call duration check (talk time)

2) According to accumulated idle&talking check(use time)

3) According to accumulated calls check (call counter)