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HOT SALE 32 port gsm gateway sk 32 256 voip gateway 256 sim card

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Quick Details

SIM slot: 256
Place of Origin: Guangdong China
Warranty: 12 monthes
Voice Code: G711/G723/G729
Ports: 32 ports
IMEI: support
Model Number: SK GSM 32-256VoIP Gateway
Compatible: Asterisk/IP PBX/VOS/VPN
Built-in: encryption
Brand Name: TYH
Type: VoIP Gateway
Protocol: SIP/H.323
Frenquency: GSM Quad Band:850/900/1800/1900 MHz
Antenna: External
Packaging Detail: Catoon 32 ports goip gateway 512 SIM voip gateway
Selling Units: Single item
Single package size: 50X50X10 cm
Single gross weight: 8.0 KG
Package Preview:
Skyline (Shenzhen) Technology Co., Ltd.
Gold Supplier
Trading Company
Response Rate
On-time delivery rate
US$ 90,000+
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HOT SALE SK gateway 32 port gsm gateway 32-256


Products Description
   32-256 is a multi-functional and high performance product, which convert GSM network to VoIP.
It supports 32 calls concurrent.With multiple call duration control and unique human behavior ,
customers can get high performance easily. It is widely used in call termination,call center,
enterprise communication,sim active, sms verify code, sms termination, automated appointment reminder service,
sim recharge and corporate sms,sms mobile marketing,wallet payment system etc.


32-256 series is able to process traditional voice call service and internet data service.
Compare to the32-256 GSM/CDMA/WCDMA series VoIP Gateway,

32-256 series adapt new hardware and software structure, which supports up to 32 concurrent calls.

1) Support 4/8/16/32 Ports, auto sim switch by call minutes/SMS limit per sim/day.
2) 2G/3G/4G models all available.
3) Support work with Call Center Software, IPPBX, 3CX,Elastic,Asterisk, Vos,VPS, Freeswitch, Softswitch Cicso etc.
4) Free Firmware Version upgrade online and Remote Centralized Management.
5) Free lifetime Tech Support 7x24x365


Mobile Features:
1.SMS and call Send, Receive and Forward(GSM/SIP/HTTP)
2.SMS Inbox
3.AT Command , USSD
4.SMS Format: PDU/TXT
5.PIN Code Management
6.CDMA Delay Answer
7.GSM Polarity Reversal
8.Carrier Selection
9.Caller ID Hidden(need SIM Card support)


 Maintenance and Management:
1.Multi-language Interface
2.USB Serial COM
3.Configuration Backup and Restore
4.Support HTTP/TFTP Upgrade
5.Call statistics: ASR,ACD,PDD
6. Remote Management System




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


Anti-sim blockage Solution:
Human behaviour feature
* IMEI modify & Band & PIN Modify
* Port Inter-calling/sms
* Base Station intelligent switching
* Multiple SMS control
* Access to internet surfing
* Call wait
* Call duration control
* Internet surfing






 SK Applications.jpg




FAQ explain

What is main funtion of the 16 ports 512 sims gsm voip SK SMS gateway?
It is widely used in mobile marketing, verify code, bulk of SMS and corporate SMS.

What is the software can be supported by SK gateway?
VOS,VPS,VoIP switch,3CX,P·B·Xes,free PBX,MOR

How about our service?
We have professional engineer to help you about all your tech problems anytime,the satisfaction of our customers is our greatest desire.

What is our main express shipment?
DHL,UPS,FEDEX,TNT,EMS(can ship to anywhere all over the world)

How long we're warranty ?
1year or more

During warranty time,if have problem,how to do?
we'll test by teamview or send back,we'll exchange new in free.

How long about our techinical support?
in free,forever









SK8-32(02).jpg  SK 16-128(02).jpg  SK32-128.jpg  SK32-256(03).jpg 

            SK 8-32                       SK 16-128                     SK 32-128                   SK 32-256